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Finding the Fourth Proportional to 41,139.60, 61,531.21 and 24,232.30

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Solution

The fourth proportional to 41,139.60, 61,531.21 and 24,232.30 is: 36,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.60 : 61,531.21 = 24,232.30 : x
  2. Step 2: Convert to fraction form
    41,139.60/61,531.21 = 24,232.30/x
  3. Step 3: Cross multiply
    41,139.60x = 61,531.21 × 24,232.30
  4. Step 4: Simplify right side
    41,139.60x = 1,491,042,773.90
  5. Step 5: Solve for x
    x = 1,491,042,773.90/41,139.60
  6. Step 6: Final answer
    x = 36,243.50

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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.