Home / 54,781.54-82,184.62-17,343.86

Finding the Fourth Proportional to 54,781.54, 82,184.62 and 17,343.86

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Solution

The fourth proportional to 54,781.54, 82,184.62 and 17,343.86 is: 26,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.54 : 82,184.62 = 17,343.86 : x
  2. Step 2: Convert to fraction form
    54,781.54/82,184.62 = 17,343.86/x
  3. Step 3: Cross multiply
    54,781.54x = 82,184.62 × 17,343.86
  4. Step 4: Simplify right side
    54,781.54x = 1,425,398,543.43
  5. Step 5: Solve for x
    x = 1,425,398,543.43/54,781.54
  6. Step 6: Final answer
    x = 26,019.69

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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.