Home / 71,522.13-107,293.22-21,596.57

Finding the Fourth Proportional to 71,522.13, 107,293.22 and 21,596.57

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Solution

The fourth proportional to 71,522.13, 107,293.22 and 21,596.57 is: 32,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,522.13 : 107,293.22 = 21,596.57 : x
  2. Step 2: Convert to fraction form
    71,522.13/107,293.22 = 21,596.57/x
  3. Step 3: Cross multiply
    71,522.13x = 107,293.22 × 21,596.57
  4. Step 4: Simplify right side
    71,522.13x = 2,317,165,053.78
  5. Step 5: Solve for x
    x = 2,317,165,053.78/71,522.13
  6. Step 6: Final answer
    x = 32,397.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.