Home / 18,462.06-27,694.44-5,314.68

Finding the Fourth Proportional to 18,462.06, 27,694.44 and 5,314.68

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Solution

The fourth proportional to 18,462.06, 27,694.44 and 5,314.68 is: 7,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.06 : 27,694.44 = 5,314.68 : x
  2. Step 2: Convert to fraction form
    18,462.06/27,694.44 = 5,314.68/x
  3. Step 3: Cross multiply
    18,462.06x = 27,694.44 × 5,314.68
  4. Step 4: Simplify right side
    18,462.06x = 147,187,086.38
  5. Step 5: Solve for x
    x = 147,187,086.38/18,462.06
  6. Step 6: Final answer
    x = 7,972.41

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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.