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Finding the Fourth Proportional to 29,791.98, 44,694.09 and 8,732.70

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Solution

The fourth proportional to 29,791.98, 44,694.09 and 8,732.70 is: 13,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,791.98 : 44,694.09 = 8,732.70 : x
  2. Step 2: Convert to fraction form
    29,791.98/44,694.09 = 8,732.70/x
  3. Step 3: Cross multiply
    29,791.98x = 44,694.09 × 8,732.70
  4. Step 4: Simplify right side
    29,791.98x = 390,299,856.27
  5. Step 5: Solve for x
    x = 390,299,856.27/29,791.98
  6. Step 6: Final answer
    x = 13,100.84

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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.