Home / 25,358.55-38,028.51-8,713.86

Finding the Fourth Proportional to 25,358.55, 38,028.51 and 8,713.86

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Solution

The fourth proportional to 25,358.55, 38,028.51 and 8,713.86 is: 13,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.55 : 38,028.51 = 8,713.86 : x
  2. Step 2: Convert to fraction form
    25,358.55/38,028.51 = 8,713.86/x
  3. Step 3: Cross multiply
    25,358.55x = 38,028.51 × 8,713.86
  4. Step 4: Simplify right side
    25,358.55x = 331,375,112.15
  5. Step 5: Solve for x
    x = 331,375,112.15/25,358.55
  6. Step 6: Final answer
    x = 13,067.59

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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.