Home / 31,513.22-43,489.15-17,366.97

Finding the Fourth Proportional to 31,513.22, 43,489.15 and 17,366.97

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Solution

The fourth proportional to 31,513.22, 43,489.15 and 17,366.97 is: 23,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,513.22 : 43,489.15 = 17,366.97 : x
  2. Step 2: Convert to fraction form
    31,513.22/43,489.15 = 17,366.97/x
  3. Step 3: Cross multiply
    31,513.22x = 43,489.15 × 17,366.97
  4. Step 4: Simplify right side
    31,513.22x = 755,274,980.73
  5. Step 5: Solve for x
    x = 755,274,980.73/31,513.22
  6. Step 6: Final answer
    x = 23,966.93

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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.