Home / 38,081.31-57,223.34-35,687.15

Finding the Fourth Proportional to 38,081.31, 57,223.34 and 35,687.15

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Solution

The fourth proportional to 38,081.31, 57,223.34 and 35,687.15 is: 53,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081.31 : 57,223.34 = 35,687.15 : x
  2. Step 2: Convert to fraction form
    38,081.31/57,223.34 = 35,687.15/x
  3. Step 3: Cross multiply
    38,081.31x = 57,223.34 × 35,687.15
  4. Step 4: Simplify right side
    38,081.31x = 2,042,137,828.86
  5. Step 5: Solve for x
    x = 2,042,137,828.86/38,081.31
  6. Step 6: Final answer
    x = 53,625.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.