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Finding the Fourth Proportional to 16,650.30, 24,975.45 and 9,251.22

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Solution

The fourth proportional to 16,650.30, 24,975.45 and 9,251.22 is: 13,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.30 : 24,975.45 = 9,251.22 : x
  2. Step 2: Convert to fraction form
    16,650.30/24,975.45 = 9,251.22/x
  3. Step 3: Cross multiply
    16,650.30x = 24,975.45 × 9,251.22
  4. Step 4: Simplify right side
    16,650.30x = 231,053,382.55
  5. Step 5: Solve for x
    x = 231,053,382.55/16,650.30
  6. Step 6: Final answer
    x = 13,876.83

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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.