Home / 18,272.88-27,422.28-6,586.20

Finding the Fourth Proportional to 18,272.88, 27,422.28 and 6,586.20

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Solution

The fourth proportional to 18,272.88, 27,422.28 and 6,586.20 is: 9,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.88 : 27,422.28 = 6,586.20 : x
  2. Step 2: Convert to fraction form
    18,272.88/27,422.28 = 6,586.20/x
  3. Step 3: Cross multiply
    18,272.88x = 27,422.28 × 6,586.20
  4. Step 4: Simplify right side
    18,272.88x = 180,608,620.54
  5. Step 5: Solve for x
    x = 180,608,620.54/18,272.88
  6. Step 6: Final answer
    x = 9,883.97

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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.