Home / 31,288.17-43,167.11-17,849.97

Finding the Fourth Proportional to 31,288.17, 43,167.11 and 17,849.97

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Solution

The fourth proportional to 31,288.17, 43,167.11 and 17,849.97 is: 24,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.17 : 43,167.11 = 17,849.97 : x
  2. Step 2: Convert to fraction form
    31,288.17/43,167.11 = 17,849.97/x
  3. Step 3: Cross multiply
    31,288.17x = 43,167.11 × 17,849.97
  4. Step 4: Simplify right side
    31,288.17x = 770,531,618.49
  5. Step 5: Solve for x
    x = 770,531,618.49/31,288.17
  6. Step 6: Final answer
    x = 24,626.93

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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.