Home / 13,984.62-20,977.14-3,596.38

Finding the Fourth Proportional to 13,984.62, 20,977.14 and 3,596.38

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Solution

The fourth proportional to 13,984.62, 20,977.14 and 3,596.38 is: 5,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984.62 : 20,977.14 = 3,596.38 : x
  2. Step 2: Convert to fraction form
    13,984.62/20,977.14 = 3,596.38/x
  3. Step 3: Cross multiply
    13,984.62x = 20,977.14 × 3,596.38
  4. Step 4: Simplify right side
    13,984.62x = 75,441,766.75
  5. Step 5: Solve for x
    x = 75,441,766.75/13,984.62
  6. Step 6: Final answer
    x = 5,394.62

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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.