Home / 45,150.76-62,426.96-39,545.68

Finding the Fourth Proportional to 45,150.76, 62,426.96 and 39,545.68

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Solution

The fourth proportional to 45,150.76, 62,426.96 and 39,545.68 is: 54,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,150.76 : 62,426.96 = 39,545.68 : x
  2. Step 2: Convert to fraction form
    45,150.76/62,426.96 = 39,545.68/x
  3. Step 3: Cross multiply
    45,150.76x = 62,426.96 × 39,545.68
  4. Step 4: Simplify right side
    45,150.76x = 2,468,716,583.53
  5. Step 5: Solve for x
    x = 2,468,716,583.53/45,150.76
  6. Step 6: Final answer
    x = 54,677.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.