diff --git a/app/helpers/ballots_helper.rb b/app/helpers/ballots_helper.rb
deleted file mode 100644
index c6fde9c57..000000000
--- a/app/helpers/ballots_helper.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-module BallotsHelper
-  def progress_bar_width(amount_available, amount_spent)
-    (amount_spent / amount_available.to_f * 100).to_s + "%"
-  end
-end
diff --git a/app/models/budget/ballot.rb b/app/models/budget/ballot.rb
index 399982d8e..34939adcd 100644
--- a/app/models/budget/ballot.rb
+++ b/app/models/budget/ballot.rb
@@ -66,7 +66,7 @@ class Budget
     delegate :amount_available, :amount_available_info, :amount_spent, :amount_spent_info,
              :amount_limit_info, :change_vote_info, :enough_resources?, :formatted_amount_available,
              :formatted_amount_limit, :formatted_amount_spent, :not_enough_resources_error,
-             :reason_for_not_being_ballotable, :voted_info,
+             :percentage_spent, :reason_for_not_being_ballotable, :voted_info,
              to: :voting_style
 
     private
diff --git a/app/models/budget/voting_styles/base.rb b/app/models/budget/voting_styles/base.rb
index e407641db..87bca2d59 100644
--- a/app/models/budget/voting_styles/base.rb
+++ b/app/models/budget/voting_styles/base.rb
@@ -34,6 +34,10 @@ class Budget::VotingStyles::Base
            amount: formatted_amount_limit(heading))
   end
 
+  def percentage_spent(heading)
+    100.0 * amount_spent(heading) / amount_limit(heading)
+  end
+
   private
 
     def investments(heading)
diff --git a/app/views/budgets/ballot/_progress_bar.html.erb b/app/views/budgets/ballot/_progress_bar.html.erb
index 06206b7da..a068016ba 100644
--- a/app/views/budgets/ballot/_progress_bar.html.erb
+++ b/app/views/budgets/ballot/_progress_bar.html.erb
@@ -4,20 +4,16 @@
 
 <div class="progress" role="progressbar" tabindex="0"
      id="progress"
-     aria-valuenow="0" aria-valuemin="0" aria-valuemax="100">
+     aria-valuenow="<%= @ballot.percentage_spent(@heading) %>" aria-valuemin="0" aria-valuemax="100">
   <div class="progress-meter"
-       style="width:
-       <%= progress_bar_width(@budget.heading_price(@heading),
-                              @ballot.amount_spent(@heading)) %>">
+       style="width: <%= @ballot.percentage_spent(@heading) %>%">
   </div>
 </div>
 
 <div class="progress spent-amount-progress" role="progressbar" tabindex="0"
      aria-valuenow="20" aria-valuemin="0" aria-valuetext="25 percent" aria-valuemax="100">
   <span class="progress-meter spent-amount-meter"
-        style="width:
-        <%= progress_bar_width(@budget.heading_price(@heading),
-                               @ballot.amount_spent(@heading)) %>">
+        style="width: <%= @ballot.percentage_spent(@heading) %>%">
     <p id="amount-spent" class="progress-meter-text spent-amount-text">
       <small><%= t("budgets.progress_bar.assigned") %></small><%= @ballot.formatted_amount_spent(@heading) %>
       <span id="amount-available" class="amount-available">