Home / 13,753.98-20,631.03-3,365.73

Finding the Fourth Proportional to 13,753.98, 20,631.03 and 3,365.73

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Solution

The fourth proportional to 13,753.98, 20,631.03 and 3,365.73 is: 5,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.98 : 20,631.03 = 3,365.73 : x
  2. Step 2: Convert to fraction form
    13,753.98/20,631.03 = 3,365.73/x
  3. Step 3: Cross multiply
    13,753.98x = 20,631.03 × 3,365.73
  4. Step 4: Simplify right side
    13,753.98x = 69,438,476.60
  5. Step 5: Solve for x
    x = 69,438,476.60/13,753.98
  6. Step 6: Final answer
    x = 5,048.61

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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.