Home / 12,006.29-18,009.44-3,241.20

Finding the Fourth Proportional to 12,006.29, 18,009.44 and 3,241.20

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Solution

The fourth proportional to 12,006.29, 18,009.44 and 3,241.20 is: 4,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.29 : 18,009.44 = 3,241.20 : x
  2. Step 2: Convert to fraction form
    12,006.29/18,009.44 = 3,241.20/x
  3. Step 3: Cross multiply
    12,006.29x = 18,009.44 × 3,241.20
  4. Step 4: Simplify right side
    12,006.29x = 58,372,180.72
  5. Step 5: Solve for x
    x = 58,372,180.72/12,006.29
  6. Step 6: Final answer
    x = 4,861.80

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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.