Home / 36,845.28-55,267.92-13,458.96

Finding the Fourth Proportional to 36,845.28, 55,267.92 and 13,458.96

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Solution

The fourth proportional to 36,845.28, 55,267.92 and 13,458.96 is: 20,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,845.28 : 55,267.92 = 13,458.96 : x
  2. Step 2: Convert to fraction form
    36,845.28/55,267.92 = 13,458.96/x
  3. Step 3: Cross multiply
    36,845.28x = 55,267.92 × 13,458.96
  4. Step 4: Simplify right side
    36,845.28x = 743,848,724.56
  5. Step 5: Solve for x
    x = 743,848,724.56/36,845.28
  6. Step 6: Final answer
    x = 20,188.44

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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.