Home / 54,917.97-82,376.96-13,364.97

Finding the Fourth Proportional to 54,917.97, 82,376.96 and 13,364.97

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Solution

The fourth proportional to 54,917.97, 82,376.96 and 13,364.97 is: 20,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917.97 : 82,376.96 = 13,364.97 : x
  2. Step 2: Convert to fraction form
    54,917.97/82,376.96 = 13,364.97/x
  3. Step 3: Cross multiply
    54,917.97x = 82,376.96 × 13,364.97
  4. Step 4: Simplify right side
    54,917.97x = 1,100,965,120.38
  5. Step 5: Solve for x
    x = 1,100,965,120.38/54,917.97
  6. Step 6: Final answer
    x = 20,047.45

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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.