Home / 34,463.04-51,691.68-13,680.96

Finding the Fourth Proportional to 34,463.04, 51,691.68 and 13,680.96

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Solution

The fourth proportional to 34,463.04, 51,691.68 and 13,680.96 is: 20,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,463.04 : 51,691.68 = 13,680.96 : x
  2. Step 2: Convert to fraction form
    34,463.04/51,691.68 = 13,680.96/x
  3. Step 3: Cross multiply
    34,463.04x = 51,691.68 × 13,680.96
  4. Step 4: Simplify right side
    34,463.04x = 707,191,806.41
  5. Step 5: Solve for x
    x = 707,191,806.41/34,463.04
  6. Step 6: Final answer
    x = 20,520.30

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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.