Home / 41,422.44-57,129.18-25,478.28

Finding the Fourth Proportional to 41,422.44, 57,129.18 and 25,478.28

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Solution

The fourth proportional to 41,422.44, 57,129.18 and 25,478.28 is: 35,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,422.44 : 57,129.18 = 25,478.28 : x
  2. Step 2: Convert to fraction form
    41,422.44/57,129.18 = 25,478.28/x
  3. Step 3: Cross multiply
    41,422.44x = 57,129.18 × 25,478.28
  4. Step 4: Simplify right side
    41,422.44x = 1,455,553,244.21
  5. Step 5: Solve for x
    x = 1,455,553,244.21/41,422.44
  6. Step 6: Final answer
    x = 35,139.24

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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.