Home / 12,049.48-18,074.22-3,284.20

Finding the Fourth Proportional to 12,049.48, 18,074.22 and 3,284.20

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Solution

The fourth proportional to 12,049.48, 18,074.22 and 3,284.20 is: 4,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.48 : 18,074.22 = 3,284.20 : x
  2. Step 2: Convert to fraction form
    12,049.48/18,074.22 = 3,284.20/x
  3. Step 3: Cross multiply
    12,049.48x = 18,074.22 × 3,284.20
  4. Step 4: Simplify right side
    12,049.48x = 59,359,353.32
  5. Step 5: Solve for x
    x = 59,359,353.32/12,049.48
  6. Step 6: Final answer
    x = 4,926.30

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Double scale
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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.