Home / 20,452.62-30,675.52-5,663.04

Finding the Fourth Proportional to 20,452.62, 30,675.52 and 5,663.04

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Solution

The fourth proportional to 20,452.62, 30,675.52 and 5,663.04 is: 8,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,452.62 : 30,675.52 = 5,663.04 : x
  2. Step 2: Convert to fraction form
    20,452.62/30,675.52 = 5,663.04/x
  3. Step 3: Cross multiply
    20,452.62x = 30,675.52 × 5,663.04
  4. Step 4: Simplify right side
    20,452.62x = 173,716,572.90
  5. Step 5: Solve for x
    x = 173,716,572.90/20,452.62
  6. Step 6: Final answer
    x = 8,493.61

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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.