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Finding the Fourth Proportional to 41,615.88, 57,429.91 and 22,753

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Solution

The fourth proportional to 41,615.88, 57,429.91 and 22,753 is: 31,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,615.88 : 57,429.91 = 22,753 : x
  2. Step 2: Convert to fraction form
    41,615.88/57,429.91 = 22,753/x
  3. Step 3: Cross multiply
    41,615.88x = 57,429.91 × 22,753
  4. Step 4: Simplify right side
    41,615.88x = 1,306,702,742.23
  5. Step 5: Solve for x
    x = 1,306,702,742.23/41,615.88
  6. Step 6: Final answer
    x = 31,399.14

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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.