Home / 41,820.12-57,712.56-22,957.44

Finding the Fourth Proportional to 41,820.12, 57,712.56 and 22,957.44

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Solution

The fourth proportional to 41,820.12, 57,712.56 and 22,957.44 is: 31,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,820.12 : 57,712.56 = 22,957.44 : x
  2. Step 2: Convert to fraction form
    41,820.12/57,712.56 = 22,957.44/x
  3. Step 3: Cross multiply
    41,820.12x = 57,712.56 × 22,957.44
  4. Step 4: Simplify right side
    41,820.12x = 1,324,932,633.45
  5. Step 5: Solve for x
    x = 1,324,932,633.45/41,820.12
  6. Step 6: Final answer
    x = 31,681.70

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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.