Home / 16,177.05-22,324.50-8,909.97

Finding the Fourth Proportional to 16,177.05, 22,324.50 and 8,909.97

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Solution

The fourth proportional to 16,177.05, 22,324.50 and 8,909.97 is: 12,295.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,177.05 : 22,324.50 = 8,909.97 : x
  2. Step 2: Convert to fraction form
    16,177.05/22,324.50 = 8,909.97/x
  3. Step 3: Cross multiply
    16,177.05x = 22,324.50 × 8,909.97
  4. Step 4: Simplify right side
    16,177.05x = 198,910,625.27
  5. Step 5: Solve for x
    x = 198,910,625.27/16,177.05
  6. Step 6: Final answer
    x = 12,295.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.