Home / 54,731.54-82,109.62-17,293.86

Finding the Fourth Proportional to 54,731.54, 82,109.62 and 17,293.86

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Solution

The fourth proportional to 54,731.54, 82,109.62 and 17,293.86 is: 25,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,731.54 : 82,109.62 = 17,293.86 : x
  2. Step 2: Convert to fraction form
    54,731.54/82,109.62 = 17,293.86/x
  3. Step 3: Cross multiply
    54,731.54x = 82,109.62 × 17,293.86
  4. Step 4: Simplify right side
    54,731.54x = 1,419,992,186.46
  5. Step 5: Solve for x
    x = 1,419,992,186.46/54,731.54
  6. Step 6: Final answer
    x = 25,944.68

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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.