Home / 54,694.82-81,987.72-23,112.83

Finding the Fourth Proportional to 54,694.82, 81,987.72 and 23,112.83

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Solution

The fourth proportional to 54,694.82, 81,987.72 and 23,112.83 is: 34,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,694.82 : 81,987.72 = 23,112.83 : x
  2. Step 2: Convert to fraction form
    54,694.82/81,987.72 = 23,112.83/x
  3. Step 3: Cross multiply
    54,694.82x = 81,987.72 × 23,112.83
  4. Step 4: Simplify right side
    54,694.82x = 1,894,968,234.45
  5. Step 5: Solve for x
    x = 1,894,968,234.45/54,694.82
  6. Step 6: Final answer
    x = 34,646.21

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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.