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Finding the Fourth Proportional to 41,489.87, 62,235 and 10,325.12

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Solution

The fourth proportional to 41,489.87, 62,235 and 10,325.12 is: 15,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,489.87 : 62,235 = 10,325.12 : x
  2. Step 2: Convert to fraction form
    41,489.87/62,235 = 10,325.12/x
  3. Step 3: Cross multiply
    41,489.87x = 62,235 × 10,325.12
  4. Step 4: Simplify right side
    41,489.87x = 642,583,843.20
  5. Step 5: Solve for x
    x = 642,583,843.20/41,489.87
  6. Step 6: Final answer
    x = 15,487.73

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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.