Home / 41,439.30-62,161.02-11,861.46

Finding the Fourth Proportional to 41,439.30, 62,161.02 and 11,861.46

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Solution

The fourth proportional to 41,439.30, 62,161.02 and 11,861.46 is: 17,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,439.30 : 62,161.02 = 11,861.46 : x
  2. Step 2: Convert to fraction form
    41,439.30/62,161.02 = 11,861.46/x
  3. Step 3: Cross multiply
    41,439.30x = 62,161.02 × 11,861.46
  4. Step 4: Simplify right side
    41,439.30x = 737,320,452.29
  5. Step 5: Solve for x
    x = 737,320,452.29/41,439.30
  6. Step 6: Final answer
    x = 17,792.78

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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.