Home / 31,472.46-43,432.29-17,325.59

Finding the Fourth Proportional to 31,472.46, 43,432.29 and 17,325.59

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Solution

The fourth proportional to 31,472.46, 43,432.29 and 17,325.59 is: 23,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,472.46 : 43,432.29 = 17,325.59 : x
  2. Step 2: Convert to fraction form
    31,472.46/43,432.29 = 17,325.59/x
  3. Step 3: Cross multiply
    31,472.46x = 43,432.29 × 17,325.59
  4. Step 4: Simplify right side
    31,472.46x = 752,489,832.14
  5. Step 5: Solve for x
    x = 752,489,832.14/31,472.46
  6. Step 6: Final answer
    x = 23,909.47

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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.