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Finding the Fourth Proportional to 16,556.41, 24,836.37 and 8,238.52

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Solution

The fourth proportional to 16,556.41, 24,836.37 and 8,238.52 is: 12,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.41 : 24,836.37 = 8,238.52 : x
  2. Step 2: Convert to fraction form
    16,556.41/24,836.37 = 8,238.52/x
  3. Step 3: Cross multiply
    16,556.41x = 24,836.37 × 8,238.52
  4. Step 4: Simplify right side
    16,556.41x = 204,614,930.97
  5. Step 5: Solve for x
    x = 204,614,930.97/16,556.41
  6. Step 6: Final answer
    x = 12,358.65

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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.