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Finding the Fourth Proportional to 47,394.72, 71,136.72 and 24,037.92

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Solution

The fourth proportional to 47,394.72, 71,136.72 and 24,037.92 is: 36,079.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,394.72 : 71,136.72 = 24,037.92 : x
  2. Step 2: Convert to fraction form
    47,394.72/71,136.72 = 24,037.92/x
  3. Step 3: Cross multiply
    47,394.72x = 71,136.72 × 24,037.92
  4. Step 4: Simplify right side
    47,394.72x = 1,709,978,784.42
  5. Step 5: Solve for x
    x = 1,709,978,784.42/47,394.72
  6. Step 6: Final answer
    x = 36,079.52

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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.