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Finding the Fourth Proportional to 47,374.88, 71,038.52 and 15,773.77

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Solution

The fourth proportional to 47,374.88, 71,038.52 and 15,773.77 is: 23,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,374.88 : 71,038.52 = 15,773.77 : x
  2. Step 2: Convert to fraction form
    47,374.88/71,038.52 = 15,773.77/x
  3. Step 3: Cross multiply
    47,374.88x = 71,038.52 × 15,773.77
  4. Step 4: Simplify right side
    47,374.88x = 1,120,545,344.70
  5. Step 5: Solve for x
    x = 1,120,545,344.70/47,374.88
  6. Step 6: Final answer
    x = 23,652.73

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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.