Home / 47,484.20-71,129.10-24,123.80

Finding the Fourth Proportional to 47,484.20, 71,129.10 and 24,123.80

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Solution

The fourth proportional to 47,484.20, 71,129.10 and 24,123.80 is: 36,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,484.20 : 71,129.10 = 24,123.80 : x
  2. Step 2: Convert to fraction form
    47,484.20/71,129.10 = 24,123.80/x
  3. Step 3: Cross multiply
    47,484.20x = 71,129.10 × 24,123.80
  4. Step 4: Simplify right side
    47,484.20x = 1,715,904,182.58
  5. Step 5: Solve for x
    x = 1,715,904,182.58/47,484.20
  6. Step 6: Final answer
    x = 36,136.32

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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.