Home / 36,181.44-54,278.31-12,482.56

Finding the Fourth Proportional to 36,181.44, 54,278.31 and 12,482.56

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Solution

The fourth proportional to 36,181.44, 54,278.31 and 12,482.56 is: 18,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.44 : 54,278.31 = 12,482.56 : x
  2. Step 2: Convert to fraction form
    36,181.44/54,278.31 = 12,482.56/x
  3. Step 3: Cross multiply
    36,181.44x = 54,278.31 × 12,482.56
  4. Step 4: Simplify right side
    36,181.44x = 677,531,989.88
  5. Step 5: Solve for x
    x = 677,531,989.88/36,181.44
  6. Step 6: Final answer
    x = 18,725.96

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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.