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Finding the Fourth Proportional to 16,524.52, 24,781.02 and 6,661.24

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Solution

The fourth proportional to 16,524.52, 24,781.02 and 6,661.24 is: 9,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,524.52 : 24,781.02 = 6,661.24 : x
  2. Step 2: Convert to fraction form
    16,524.52/24,781.02 = 6,661.24/x
  3. Step 3: Cross multiply
    16,524.52x = 24,781.02 × 6,661.24
  4. Step 4: Simplify right side
    16,524.52x = 165,072,321.66
  5. Step 5: Solve for x
    x = 165,072,321.66/16,524.52
  6. Step 6: Final answer
    x = 9,989.54

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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.