Home / 41,391.24-57,139.74-25,489.32

Finding the Fourth Proportional to 41,391.24, 57,139.74 and 25,489.32

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Solution

The fourth proportional to 41,391.24, 57,139.74 and 25,489.32 is: 35,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,391.24 : 57,139.74 = 25,489.32 : x
  2. Step 2: Convert to fraction form
    41,391.24/57,139.74 = 25,489.32/x
  3. Step 3: Cross multiply
    41,391.24x = 57,139.74 × 25,489.32
  4. Step 4: Simplify right side
    41,391.24x = 1,456,453,117.58
  5. Step 5: Solve for x
    x = 1,456,453,117.58/41,391.24
  6. Step 6: Final answer
    x = 35,187.47

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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.