Home / 18,474.40-27,716.46-5,327.83

Finding the Fourth Proportional to 18,474.40, 27,716.46 and 5,327.83

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Solution

The fourth proportional to 18,474.40, 27,716.46 and 5,327.83 is: 7,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.40 : 27,716.46 = 5,327.83 : x
  2. Step 2: Convert to fraction form
    18,474.40/27,716.46 = 5,327.83/x
  3. Step 3: Cross multiply
    18,474.40x = 27,716.46 × 5,327.83
  4. Step 4: Simplify right side
    18,474.40x = 147,668,587.08
  5. Step 5: Solve for x
    x = 147,668,587.08/18,474.40
  6. Step 6: Final answer
    x = 7,993.15

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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.