Home / 31,634.92-43,656.42-17,488.18

Finding the Fourth Proportional to 31,634.92, 43,656.42 and 17,488.18

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Solution

The fourth proportional to 31,634.92, 43,656.42 and 17,488.18 is: 24,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.92 : 43,656.42 = 17,488.18 : x
  2. Step 2: Convert to fraction form
    31,634.92/43,656.42 = 17,488.18/x
  3. Step 3: Cross multiply
    31,634.92x = 43,656.42 × 17,488.18
  4. Step 4: Simplify right side
    31,634.92x = 763,471,331.12
  5. Step 5: Solve for x
    x = 763,471,331.12/31,634.92
  6. Step 6: Final answer
    x = 24,133.82

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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.