Home / 13,236.36-19,855.23-3,375.73

Finding the Fourth Proportional to 13,236.36, 19,855.23 and 3,375.73

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Solution

The fourth proportional to 13,236.36, 19,855.23 and 3,375.73 is: 5,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.36 : 19,855.23 = 3,375.73 : x
  2. Step 2: Convert to fraction form
    13,236.36/19,855.23 = 3,375.73/x
  3. Step 3: Cross multiply
    13,236.36x = 19,855.23 × 3,375.73
  4. Step 4: Simplify right side
    13,236.36x = 67,025,796.04
  5. Step 5: Solve for x
    x = 67,025,796.04/13,236.36
  6. Step 6: Final answer
    x = 5,063.76

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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.