Home / 33,619.08-50,428.68-13,875.96

Finding the Fourth Proportional to 33,619.08, 50,428.68 and 13,875.96

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Solution

The fourth proportional to 33,619.08, 50,428.68 and 13,875.96 is: 20,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.08 : 50,428.68 = 13,875.96 : x
  2. Step 2: Convert to fraction form
    33,619.08/50,428.68 = 13,875.96/x
  3. Step 3: Cross multiply
    33,619.08x = 50,428.68 × 13,875.96
  4. Step 4: Simplify right side
    33,619.08x = 699,746,346.53
  5. Step 5: Solve for x
    x = 699,746,346.53/33,619.08
  6. Step 6: Final answer
    x = 20,813.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.