Home / 18,227.04-27,343.28-5,745.75

Finding the Fourth Proportional to 18,227.04, 27,343.28 and 5,745.75

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Solution

The fourth proportional to 18,227.04, 27,343.28 and 5,745.75 is: 8,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.04 : 27,343.28 = 5,745.75 : x
  2. Step 2: Convert to fraction form
    18,227.04/27,343.28 = 5,745.75/x
  3. Step 3: Cross multiply
    18,227.04x = 27,343.28 × 5,745.75
  4. Step 4: Simplify right side
    18,227.04x = 157,107,651.06
  5. Step 5: Solve for x
    x = 157,107,651.06/18,227.04
  6. Step 6: Final answer
    x = 8,619.48

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1.5x scale

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.