Home / 25,691.68-35,470.20-17,206.12

Finding the Fourth Proportional to 25,691.68, 35,470.20 and 17,206.12

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Solution

The fourth proportional to 25,691.68, 35,470.20 and 17,206.12 is: 23,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.68 : 35,470.20 = 17,206.12 : x
  2. Step 2: Convert to fraction form
    25,691.68/35,470.20 = 17,206.12/x
  3. Step 3: Cross multiply
    25,691.68x = 35,470.20 × 17,206.12
  4. Step 4: Simplify right side
    25,691.68x = 610,304,517.62
  5. Step 5: Solve for x
    x = 610,304,517.62/25,691.68
  6. Step 6: Final answer
    x = 23,754.95

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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.