Home / 18,052.64-27,079.68-5,571.56

Finding the Fourth Proportional to 18,052.64, 27,079.68 and 5,571.56

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Solution

The fourth proportional to 18,052.64, 27,079.68 and 5,571.56 is: 8,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052.64 : 27,079.68 = 5,571.56 : x
  2. Step 2: Convert to fraction form
    18,052.64/27,079.68 = 5,571.56/x
  3. Step 3: Cross multiply
    18,052.64x = 27,079.68 × 5,571.56
  4. Step 4: Simplify right side
    18,052.64x = 150,876,061.90
  5. Step 5: Solve for x
    x = 150,876,061.90/18,052.64
  6. Step 6: Final answer
    x = 8,357.56

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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.