Home / 41,102.88-56,722-22,239.96

Finding the Fourth Proportional to 41,102.88, 56,722 and 22,239.96

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Solution

The fourth proportional to 41,102.88, 56,722 and 22,239.96 is: 30,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,102.88 : 56,722 = 22,239.96 : x
  2. Step 2: Convert to fraction form
    41,102.88/56,722 = 22,239.96/x
  3. Step 3: Cross multiply
    41,102.88x = 56,722 × 22,239.96
  4. Step 4: Simplify right side
    41,102.88x = 1,261,495,011.12
  5. Step 5: Solve for x
    x = 1,261,495,011.12/41,102.88
  6. Step 6: Final answer
    x = 30,691.16

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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.