Home / 39,265.50-58,917.15-19,545.78

Finding the Fourth Proportional to 39,265.50, 58,917.15 and 19,545.78

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Solution

The fourth proportional to 39,265.50, 58,917.15 and 19,545.78 is: 29,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,265.50 : 58,917.15 = 19,545.78 : x
  2. Step 2: Convert to fraction form
    39,265.50/58,917.15 = 19,545.78/x
  3. Step 3: Cross multiply
    39,265.50x = 58,917.15 × 19,545.78
  4. Step 4: Simplify right side
    39,265.50x = 1,151,581,652.13
  5. Step 5: Solve for x
    x = 1,151,581,652.13/39,265.50
  6. Step 6: Final answer
    x = 29,328.08

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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.