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Finding the Fourth Proportional to 38,737, 58,115.22 and 11,035

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Solution

The fourth proportional to 38,737, 58,115.22 and 11,035 is: 16,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,737 : 58,115.22 = 11,035 : x
  2. Step 2: Convert to fraction form
    38,737/58,115.22 = 11,035/x
  3. Step 3: Cross multiply
    38,737x = 58,115.22 × 11,035
  4. Step 4: Simplify right side
    38,737x = 641,301,452.70
  5. Step 5: Solve for x
    x = 641,301,452.70/38,737
  6. Step 6: Final answer
    x = 16,555.27

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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.