Home / 54,781.58-82,184.69-17,343.90

Finding the Fourth Proportional to 54,781.58, 82,184.69 and 17,343.90

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Solution

The fourth proportional to 54,781.58, 82,184.69 and 17,343.90 is: 26,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.58 : 82,184.69 = 17,343.90 : x
  2. Step 2: Convert to fraction form
    54,781.58/82,184.69 = 17,343.90/x
  3. Step 3: Cross multiply
    54,781.58x = 82,184.69 × 17,343.90
  4. Step 4: Simplify right side
    54,781.58x = 1,425,403,088.25
  5. Step 5: Solve for x
    x = 1,425,403,088.25/54,781.58
  6. Step 6: Final answer
    x = 26,019.75

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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.