Home / 18,026.91-27,040.43-5,546.85

Finding the Fourth Proportional to 18,026.91, 27,040.43 and 5,546.85

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Solution

The fourth proportional to 18,026.91, 27,040.43 and 5,546.85 is: 8,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.91 : 27,040.43 = 5,546.85 : x
  2. Step 2: Convert to fraction form
    18,026.91/27,040.43 = 5,546.85/x
  3. Step 3: Cross multiply
    18,026.91x = 27,040.43 × 5,546.85
  4. Step 4: Simplify right side
    18,026.91x = 149,989,209.15
  5. Step 5: Solve for x
    x = 149,989,209.15/18,026.91
  6. Step 6: Final answer
    x = 8,320.30

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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.