Home / 31,472.68-43,432.10-17,326.44

Finding the Fourth Proportional to 31,472.68, 43,432.10 and 17,326.44

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Solution

The fourth proportional to 31,472.68, 43,432.10 and 17,326.44 is: 23,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,472.68 : 43,432.10 = 17,326.44 : x
  2. Step 2: Convert to fraction form
    31,472.68/43,432.10 = 17,326.44/x
  3. Step 3: Cross multiply
    31,472.68x = 43,432.10 × 17,326.44
  4. Step 4: Simplify right side
    31,472.68x = 752,523,674.72
  5. Step 5: Solve for x
    x = 752,523,674.72/31,472.68
  6. Step 6: Final answer
    x = 23,910.38

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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.