Home / 31,167.43-43,013.76-17,735.80

Finding the Fourth Proportional to 31,167.43, 43,013.76 and 17,735.80

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Solution

The fourth proportional to 31,167.43, 43,013.76 and 17,735.80 is: 24,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167.43 : 43,013.76 = 17,735.80 : x
  2. Step 2: Convert to fraction form
    31,167.43/43,013.76 = 17,735.80/x
  3. Step 3: Cross multiply
    31,167.43x = 43,013.76 × 17,735.80
  4. Step 4: Simplify right side
    31,167.43x = 762,883,444.61
  5. Step 5: Solve for x
    x = 762,883,444.61/31,167.43
  6. Step 6: Final answer
    x = 24,476.94

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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.