Home / 16,195.44-22,348.85-9,121.41

Finding the Fourth Proportional to 16,195.44, 22,348.85 and 9,121.41

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Solution

The fourth proportional to 16,195.44, 22,348.85 and 9,121.41 is: 12,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195.44 : 22,348.85 = 9,121.41 : x
  2. Step 2: Convert to fraction form
    16,195.44/22,348.85 = 9,121.41/x
  3. Step 3: Cross multiply
    16,195.44x = 22,348.85 × 9,121.41
  4. Step 4: Simplify right side
    16,195.44x = 203,853,046.68
  5. Step 5: Solve for x
    x = 203,853,046.68/16,195.44
  6. Step 6: Final answer
    x = 12,587.06

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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.