Home / 54,052.38-81,078.57-17,113.50

Finding the Fourth Proportional to 54,052.38, 81,078.57 and 17,113.50

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Solution

The fourth proportional to 54,052.38, 81,078.57 and 17,113.50 is: 25,670.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.38 : 81,078.57 = 17,113.50 : x
  2. Step 2: Convert to fraction form
    54,052.38/81,078.57 = 17,113.50/x
  3. Step 3: Cross multiply
    54,052.38x = 81,078.57 × 17,113.50
  4. Step 4: Simplify right side
    54,052.38x = 1,387,538,107.70
  5. Step 5: Solve for x
    x = 1,387,538,107.70/54,052.38
  6. Step 6: Final answer
    x = 25,670.25

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1.5x scale

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.