Home / 40,537.20-55,940.42-22,633.90

Finding the Fourth Proportional to 40,537.20, 55,940.42 and 22,633.90

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Solution

The fourth proportional to 40,537.20, 55,940.42 and 22,633.90 is: 31,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,537.20 : 55,940.42 = 22,633.90 : x
  2. Step 2: Convert to fraction form
    40,537.20/55,940.42 = 22,633.90/x
  3. Step 3: Cross multiply
    40,537.20x = 55,940.42 × 22,633.90
  4. Step 4: Simplify right side
    40,537.20x = 1,266,149,872.24
  5. Step 5: Solve for x
    x = 1,266,149,872.24/40,537.20
  6. Step 6: Final answer
    x = 31,234.27

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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.