Home / 25,982.99-38,876.97-15,414.31

Finding the Fourth Proportional to 25,982.99, 38,876.97 and 15,414.31

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Solution

The fourth proportional to 25,982.99, 38,876.97 and 15,414.31 is: 23,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,982.99 : 38,876.97 = 15,414.31 : x
  2. Step 2: Convert to fraction form
    25,982.99/38,876.97 = 15,414.31/x
  3. Step 3: Cross multiply
    25,982.99x = 38,876.97 × 15,414.31
  4. Step 4: Simplify right side
    25,982.99x = 599,261,667.44
  5. Step 5: Solve for x
    x = 599,261,667.44/25,982.99
  6. Step 6: Final answer
    x = 23,063.61

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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.