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Finding the Fourth Proportional to 16,516.74, 24,775.92 and 6,654.69

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Solution

The fourth proportional to 16,516.74, 24,775.92 and 6,654.69 is: 9,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.74 : 24,775.92 = 6,654.69 : x
  2. Step 2: Convert to fraction form
    16,516.74/24,775.92 = 6,654.69/x
  3. Step 3: Cross multiply
    16,516.74x = 24,775.92 × 6,654.69
  4. Step 4: Simplify right side
    16,516.74x = 164,876,067.06
  5. Step 5: Solve for x
    x = 164,876,067.06/16,516.74
  6. Step 6: Final answer
    x = 9,982.36

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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.