Home / 18,049.62-27,076.98-5,570.66

Finding the Fourth Proportional to 18,049.62, 27,076.98 and 5,570.66

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Solution

The fourth proportional to 18,049.62, 27,076.98 and 5,570.66 is: 8,356.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049.62 : 27,076.98 = 5,570.66 : x
  2. Step 2: Convert to fraction form
    18,049.62/27,076.98 = 5,570.66/x
  3. Step 3: Cross multiply
    18,049.62x = 27,076.98 × 5,570.66
  4. Step 4: Simplify right side
    18,049.62x = 150,836,649.41
  5. Step 5: Solve for x
    x = 150,836,649.41/18,049.62
  6. Step 6: Final answer
    x = 8,356.78

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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.