Home / 18,517.14-25,527.09-13,202.73

Finding the Fourth Proportional to 18,517.14, 25,527.09 and 13,202.73

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Solution

The fourth proportional to 18,517.14, 25,527.09 and 13,202.73 is: 18,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,517.14 : 25,527.09 = 13,202.73 : x
  2. Step 2: Convert to fraction form
    18,517.14/25,527.09 = 13,202.73/x
  3. Step 3: Cross multiply
    18,517.14x = 25,527.09 × 13,202.73
  4. Step 4: Simplify right side
    18,517.14x = 337,027,276.96
  5. Step 5: Solve for x
    x = 337,027,276.96/18,517.14
  6. Step 6: Final answer
    x = 18,200.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.