Home / 12,010.06-18,015.10-3,244.96

Finding the Fourth Proportional to 12,010.06, 18,015.10 and 3,244.96

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Solution

The fourth proportional to 12,010.06, 18,015.10 and 3,244.96 is: 4,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.06 : 18,015.10 = 3,244.96 : x
  2. Step 2: Convert to fraction form
    12,010.06/18,015.10 = 3,244.96/x
  3. Step 3: Cross multiply
    12,010.06x = 18,015.10 × 3,244.96
  4. Step 4: Simplify right side
    12,010.06x = 58,458,278.90
  5. Step 5: Solve for x
    x = 58,458,278.90/12,010.06
  6. Step 6: Final answer
    x = 4,867.44

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Half scale
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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.