Home / 41,127.72-61,691.32-11,545.57

Finding the Fourth Proportional to 41,127.72, 61,691.32 and 11,545.57

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Solution

The fourth proportional to 41,127.72, 61,691.32 and 11,545.57 is: 17,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,127.72 : 61,691.32 = 11,545.57 : x
  2. Step 2: Convert to fraction form
    41,127.72/61,691.32 = 11,545.57/x
  3. Step 3: Cross multiply
    41,127.72x = 61,691.32 × 11,545.57
  4. Step 4: Simplify right side
    41,127.72x = 712,261,545.00
  5. Step 5: Solve for x
    x = 712,261,545.00/41,127.72
  6. Step 6: Final answer
    x = 17,318.29

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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.