Home / 25,790.22-38,691.17-9,150.27

Finding the Fourth Proportional to 25,790.22, 38,691.17 and 9,150.27

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Solution

The fourth proportional to 25,790.22, 38,691.17 and 9,150.27 is: 13,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.22 : 38,691.17 = 9,150.27 : x
  2. Step 2: Convert to fraction form
    25,790.22/38,691.17 = 9,150.27/x
  3. Step 3: Cross multiply
    25,790.22x = 38,691.17 × 9,150.27
  4. Step 4: Simplify right side
    25,790.22x = 354,034,822.04
  5. Step 5: Solve for x
    x = 354,034,822.04/25,790.22
  6. Step 6: Final answer
    x = 13,727.48

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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.