Home / 20,132.33-30,230.08-17,052.71

Finding the Fourth Proportional to 20,132.33, 30,230.08 and 17,052.71

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Solution

The fourth proportional to 20,132.33, 30,230.08 and 17,052.71 is: 25,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132.33 : 30,230.08 = 17,052.71 : x
  2. Step 2: Convert to fraction form
    20,132.33/30,230.08 = 17,052.71/x
  3. Step 3: Cross multiply
    20,132.33x = 30,230.08 × 17,052.71
  4. Step 4: Simplify right side
    20,132.33x = 515,504,593.73
  5. Step 5: Solve for x
    x = 515,504,593.73/20,132.33
  6. Step 6: Final answer
    x = 25,605.82

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1.5x scale

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.