Home / 25,456.55-38,169.47-11,414.04

Finding the Fourth Proportional to 25,456.55, 38,169.47 and 11,414.04

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Solution

The fourth proportional to 25,456.55, 38,169.47 and 11,414.04 is: 17,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.55 : 38,169.47 = 11,414.04 : x
  2. Step 2: Convert to fraction form
    25,456.55/38,169.47 = 11,414.04/x
  3. Step 3: Cross multiply
    25,456.55x = 38,169.47 × 11,414.04
  4. Step 4: Simplify right side
    25,456.55x = 435,667,857.36
  5. Step 5: Solve for x
    x = 435,667,857.36/25,456.55
  6. Step 6: Final answer
    x = 17,114.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.