Home / 32,839.13-45,318.05-18,691.97

Finding the Fourth Proportional to 32,839.13, 45,318.05 and 18,691.97

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Solution

The fourth proportional to 32,839.13, 45,318.05 and 18,691.97 is: 25,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,839.13 : 45,318.05 = 18,691.97 : x
  2. Step 2: Convert to fraction form
    32,839.13/45,318.05 = 18,691.97/x
  3. Step 3: Cross multiply
    32,839.13x = 45,318.05 × 18,691.97
  4. Step 4: Simplify right side
    32,839.13x = 847,083,480.95
  5. Step 5: Solve for x
    x = 847,083,480.95/32,839.13
  6. Step 6: Final answer
    x = 25,794.95

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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.