Home / 12,057.48-18,086.22-3,292.20

Finding the Fourth Proportional to 12,057.48, 18,086.22 and 3,292.20

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Solution

The fourth proportional to 12,057.48, 18,086.22 and 3,292.20 is: 4,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.48 : 18,086.22 = 3,292.20 : x
  2. Step 2: Convert to fraction form
    12,057.48/18,086.22 = 3,292.20/x
  3. Step 3: Cross multiply
    12,057.48x = 18,086.22 × 3,292.20
  4. Step 4: Simplify right side
    12,057.48x = 59,543,453.48
  5. Step 5: Solve for x
    x = 59,543,453.48/12,057.48
  6. Step 6: Final answer
    x = 4,938.30

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Similar ratio
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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.