Home / 18,004.68-27,007.56-5,524.20

Finding the Fourth Proportional to 18,004.68, 27,007.56 and 5,524.20

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Solution

The fourth proportional to 18,004.68, 27,007.56 and 5,524.20 is: 8,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.68 : 27,007.56 = 5,524.20 : x
  2. Step 2: Convert to fraction form
    18,004.68/27,007.56 = 5,524.20/x
  3. Step 3: Cross multiply
    18,004.68x = 27,007.56 × 5,524.20
  4. Step 4: Simplify right side
    18,004.68x = 149,195,162.95
  5. Step 5: Solve for x
    x = 149,195,162.95/18,004.68
  6. Step 6: Final answer
    x = 8,286.47

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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.