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Finding the Fourth Proportional to 31,899.26, 44,020.22 and 17,751.80

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Solution

The fourth proportional to 31,899.26, 44,020.22 and 17,751.80 is: 24,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.26 : 44,020.22 = 17,751.80 : x
  2. Step 2: Convert to fraction form
    31,899.26/44,020.22 = 17,751.80/x
  3. Step 3: Cross multiply
    31,899.26x = 44,020.22 × 17,751.80
  4. Step 4: Simplify right side
    31,899.26x = 781,438,141.40
  5. Step 5: Solve for x
    x = 781,438,141.40/31,899.26
  6. Step 6: Final answer
    x = 24,497.06

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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.