Home / 13,230.44-19,845.66-3,996.44

Finding the Fourth Proportional to 13,230.44, 19,845.66 and 3,996.44

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Solution

The fourth proportional to 13,230.44, 19,845.66 and 3,996.44 is: 5,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.44 : 19,845.66 = 3,996.44 : x
  2. Step 2: Convert to fraction form
    13,230.44/19,845.66 = 3,996.44/x
  3. Step 3: Cross multiply
    13,230.44x = 19,845.66 × 3,996.44
  4. Step 4: Simplify right side
    13,230.44x = 79,311,989.45
  5. Step 5: Solve for x
    x = 79,311,989.45/13,230.44
  6. Step 6: Final answer
    x = 5,994.66

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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.