Home / 18,062.82-24,918.38-11,691.46

Finding the Fourth Proportional to 18,062.82, 24,918.38 and 11,691.46

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Solution

The fourth proportional to 18,062.82, 24,918.38 and 11,691.46 is: 16,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.82 : 24,918.38 = 11,691.46 : x
  2. Step 2: Convert to fraction form
    18,062.82/24,918.38 = 11,691.46/x
  3. Step 3: Cross multiply
    18,062.82x = 24,918.38 × 11,691.46
  4. Step 4: Simplify right side
    18,062.82x = 291,332,122.28
  5. Step 5: Solve for x
    x = 291,332,122.28/18,062.82
  6. Step 6: Final answer
    x = 16,128.83

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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.