Home / 54,619.32-81,928.94-15,176.42

Finding the Fourth Proportional to 54,619.32, 81,928.94 and 15,176.42

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Solution

The fourth proportional to 54,619.32, 81,928.94 and 15,176.42 is: 22,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,619.32 : 81,928.94 = 15,176.42 : x
  2. Step 2: Convert to fraction form
    54,619.32/81,928.94 = 15,176.42/x
  3. Step 3: Cross multiply
    54,619.32x = 81,928.94 × 15,176.42
  4. Step 4: Simplify right side
    54,619.32x = 1,243,387,593.95
  5. Step 5: Solve for x
    x = 1,243,387,593.95/54,619.32
  6. Step 6: Final answer
    x = 22,764.61

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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.