Home / 13,380.82-20,074.04-5,060.65

Finding the Fourth Proportional to 13,380.82, 20,074.04 and 5,060.65

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Solution

The fourth proportional to 13,380.82, 20,074.04 and 5,060.65 is: 7,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,380.82 : 20,074.04 = 5,060.65 : x
  2. Step 2: Convert to fraction form
    13,380.82/20,074.04 = 5,060.65/x
  3. Step 3: Cross multiply
    13,380.82x = 20,074.04 × 5,060.65
  4. Step 4: Simplify right side
    13,380.82x = 101,587,690.53
  5. Step 5: Solve for x
    x = 101,587,690.53/13,380.82
  6. Step 6: Final answer
    x = 7,592.04

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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.