Home / 54,874.20-82,319.96-19,822.44

Finding the Fourth Proportional to 54,874.20, 82,319.96 and 19,822.44

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Solution

The fourth proportional to 54,874.20, 82,319.96 and 19,822.44 is: 29,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874.20 : 82,319.96 = 19,822.44 : x
  2. Step 2: Convert to fraction form
    54,874.20/82,319.96 = 19,822.44/x
  3. Step 3: Cross multiply
    54,874.20x = 82,319.96 × 19,822.44
  4. Step 4: Simplify right side
    54,874.20x = 1,631,782,467.90
  5. Step 5: Solve for x
    x = 1,631,782,467.90/54,874.20
  6. Step 6: Final answer
    x = 29,736.79

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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.