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Finding the Fourth Proportional to 41,388, 57,115.44 and 22,525.26

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Solution

The fourth proportional to 41,388, 57,115.44 and 22,525.26 is: 31,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,388 : 57,115.44 = 22,525.26 : x
  2. Step 2: Convert to fraction form
    41,388/57,115.44 = 22,525.26/x
  3. Step 3: Cross multiply
    41,388x = 57,115.44 × 22,525.26
  4. Step 4: Simplify right side
    41,388x = 1,286,540,136.01
  5. Step 5: Solve for x
    x = 1,286,540,136.01/41,388
  6. Step 6: Final answer
    x = 31,084.86

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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.