Home / 41,387.32-57,081-25,443.28

Finding the Fourth Proportional to 41,387.32, 57,081 and 25,443.28

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Solution

The fourth proportional to 41,387.32, 57,081 and 25,443.28 is: 35,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,387.32 : 57,081 = 25,443.28 : x
  2. Step 2: Convert to fraction form
    41,387.32/57,081 = 25,443.28/x
  3. Step 3: Cross multiply
    41,387.32x = 57,081 × 25,443.28
  4. Step 4: Simplify right side
    41,387.32x = 1,452,327,865.68
  5. Step 5: Solve for x
    x = 1,452,327,865.68/41,387.32
  6. Step 6: Final answer
    x = 35,091.13

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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.