Home / 31,534.75-43,517.39-17,194.69

Finding the Fourth Proportional to 31,534.75, 43,517.39 and 17,194.69

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Solution

The fourth proportional to 31,534.75, 43,517.39 and 17,194.69 is: 23,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.75 : 43,517.39 = 17,194.69 : x
  2. Step 2: Convert to fraction form
    31,534.75/43,517.39 = 17,194.69/x
  3. Step 3: Cross multiply
    31,534.75x = 43,517.39 × 17,194.69
  4. Step 4: Simplify right side
    31,534.75x = 748,267,932.61
  5. Step 5: Solve for x
    x = 748,267,932.61/31,534.75
  6. Step 6: Final answer
    x = 23,728.36

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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.