Home / 29,921.25-41,279.76-17,169.83

Finding the Fourth Proportional to 29,921.25, 41,279.76 and 17,169.83

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Solution

The fourth proportional to 29,921.25, 41,279.76 and 17,169.83 is: 23,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,921.25 : 41,279.76 = 17,169.83 : x
  2. Step 2: Convert to fraction form
    29,921.25/41,279.76 = 17,169.83/x
  3. Step 3: Cross multiply
    29,921.25x = 41,279.76 × 17,169.83
  4. Step 4: Simplify right side
    29,921.25x = 708,766,255.24
  5. Step 5: Solve for x
    x = 708,766,255.24/29,921.25
  6. Step 6: Final answer
    x = 23,687.72

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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.