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Finding the Fourth Proportional to 41,359, 61,989.09 and 15,049.42

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Solution

The fourth proportional to 41,359, 61,989.09 and 15,049.42 is: 22,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,359 : 61,989.09 = 15,049.42 : x
  2. Step 2: Convert to fraction form
    41,359/61,989.09 = 15,049.42/x
  3. Step 3: Cross multiply
    41,359x = 61,989.09 × 15,049.42
  4. Step 4: Simplify right side
    41,359x = 932,899,850.83
  5. Step 5: Solve for x
    x = 932,899,850.83/41,359
  6. Step 6: Final answer
    x = 22,556.15

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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.