Home / 54,822.75-82,234.53-13,269.75

Finding the Fourth Proportional to 54,822.75, 82,234.53 and 13,269.75

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Solution

The fourth proportional to 54,822.75, 82,234.53 and 13,269.75 is: 19,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.75 : 82,234.53 = 13,269.75 : x
  2. Step 2: Convert to fraction form
    54,822.75/82,234.53 = 13,269.75/x
  3. Step 3: Cross multiply
    54,822.75x = 82,234.53 × 13,269.75
  4. Step 4: Simplify right side
    54,822.75x = 1,091,231,654.47
  5. Step 5: Solve for x
    x = 1,091,231,654.47/54,822.75
  6. Step 6: Final answer
    x = 19,904.72

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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.