Home / 54,612.78-81,928.77-22,591.74

Finding the Fourth Proportional to 54,612.78, 81,928.77 and 22,591.74

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Solution

The fourth proportional to 54,612.78, 81,928.77 and 22,591.74 is: 33,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612.78 : 81,928.77 = 22,591.74 : x
  2. Step 2: Convert to fraction form
    54,612.78/81,928.77 = 22,591.74/x
  3. Step 3: Cross multiply
    54,612.78x = 81,928.77 × 22,591.74
  4. Step 4: Simplify right side
    54,612.78x = 1,850,913,470.36
  5. Step 5: Solve for x
    x = 1,850,913,470.36/54,612.78
  6. Step 6: Final answer
    x = 33,891.58

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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.