Home / 41,768.97-57,648.41-31,680.52

Finding the Fourth Proportional to 41,768.97, 57,648.41 and 31,680.52

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Solution

The fourth proportional to 41,768.97, 57,648.41 and 31,680.52 is: 43,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,768.97 : 57,648.41 = 31,680.52 : x
  2. Step 2: Convert to fraction form
    41,768.97/57,648.41 = 31,680.52/x
  3. Step 3: Cross multiply
    41,768.97x = 57,648.41 × 31,680.52
  4. Step 4: Simplify right side
    41,768.97x = 1,826,331,422.25
  5. Step 5: Solve for x
    x = 1,826,331,422.25/41,768.97
  6. Step 6: Final answer
    x = 43,724.60

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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.