Home / 31,766.90-43,839.51-17,425.85

Finding the Fourth Proportional to 31,766.90, 43,839.51 and 17,425.85

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Solution

The fourth proportional to 31,766.90, 43,839.51 and 17,425.85 is: 24,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,766.90 : 43,839.51 = 17,425.85 : x
  2. Step 2: Convert to fraction form
    31,766.90/43,839.51 = 17,425.85/x
  3. Step 3: Cross multiply
    31,766.90x = 43,839.51 × 17,425.85
  4. Step 4: Simplify right side
    31,766.90x = 763,940,725.33
  5. Step 5: Solve for x
    x = 763,940,725.33/31,766.90
  6. Step 6: Final answer
    x = 24,048.32

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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.