Home / 18,004.28-27,007.16-5,524.38

Finding the Fourth Proportional to 18,004.28, 27,007.16 and 5,524.38

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Solution

The fourth proportional to 18,004.28, 27,007.16 and 5,524.38 is: 8,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.28 : 27,007.16 = 5,524.38 : x
  2. Step 2: Convert to fraction form
    18,004.28/27,007.16 = 5,524.38/x
  3. Step 3: Cross multiply
    18,004.28x = 27,007.16 × 5,524.38
  4. Step 4: Simplify right side
    18,004.28x = 149,197,786.94
  5. Step 5: Solve for x
    x = 149,197,786.94/18,004.28
  6. Step 6: Final answer
    x = 8,286.80

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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.