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Finding the Fourth Proportional to 41,589.60, 62,388 and 15,295.20

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Solution

The fourth proportional to 41,589.60, 62,388 and 15,295.20 is: 22,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,589.60 : 62,388 = 15,295.20 : x
  2. Step 2: Convert to fraction form
    41,589.60/62,388 = 15,295.20/x
  3. Step 3: Cross multiply
    41,589.60x = 62,388 × 15,295.20
  4. Step 4: Simplify right side
    41,589.60x = 954,236,937.60
  5. Step 5: Solve for x
    x = 954,236,937.60/41,589.60
  6. Step 6: Final answer
    x = 22,944.12

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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.