Home / 23,221.74-32,046.39-13,149.92

Finding the Fourth Proportional to 23,221.74, 32,046.39 and 13,149.92

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Solution

The fourth proportional to 23,221.74, 32,046.39 and 13,149.92 is: 18,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.74 : 32,046.39 = 13,149.92 : x
  2. Step 2: Convert to fraction form
    23,221.74/32,046.39 = 13,149.92/x
  3. Step 3: Cross multiply
    23,221.74x = 32,046.39 × 13,149.92
  4. Step 4: Simplify right side
    23,221.74x = 421,407,304.56
  5. Step 5: Solve for x
    x = 421,407,304.56/23,221.74
  6. Step 6: Final answer
    x = 18,147.10

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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.