Home / 25,132.38-34,689.24-15,067.32

Finding the Fourth Proportional to 25,132.38, 34,689.24 and 15,067.32

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Solution

The fourth proportional to 25,132.38, 34,689.24 and 15,067.32 is: 20,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.38 : 34,689.24 = 15,067.32 : x
  2. Step 2: Convert to fraction form
    25,132.38/34,689.24 = 15,067.32/x
  3. Step 3: Cross multiply
    25,132.38x = 34,689.24 × 15,067.32
  4. Step 4: Simplify right side
    25,132.38x = 522,673,879.64
  5. Step 5: Solve for x
    x = 522,673,879.64/25,132.38
  6. Step 6: Final answer
    x = 20,796.83

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1.5x scale

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.