Home / 13,363.74-20,046.60-4,003.56

Finding the Fourth Proportional to 13,363.74, 20,046.60 and 4,003.56

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Solution

The fourth proportional to 13,363.74, 20,046.60 and 4,003.56 is: 6,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.74 : 20,046.60 = 4,003.56 : x
  2. Step 2: Convert to fraction form
    13,363.74/20,046.60 = 4,003.56/x
  3. Step 3: Cross multiply
    13,363.74x = 20,046.60 × 4,003.56
  4. Step 4: Simplify right side
    13,363.74x = 80,257,765.90
  5. Step 5: Solve for x
    x = 80,257,765.90/13,363.74
  6. Step 6: Final answer
    x = 6,005.64

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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.