Home / 54,172.04-81,286.38-22,174.85

Finding the Fourth Proportional to 54,172.04, 81,286.38 and 22,174.85

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Solution

The fourth proportional to 54,172.04, 81,286.38 and 22,174.85 is: 33,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,172.04 : 81,286.38 = 22,174.85 : x
  2. Step 2: Convert to fraction form
    54,172.04/81,286.38 = 22,174.85/x
  3. Step 3: Cross multiply
    54,172.04x = 81,286.38 × 22,174.85
  4. Step 4: Simplify right side
    54,172.04x = 1,802,513,283.54
  5. Step 5: Solve for x
    x = 1,802,513,283.54/54,172.04
  6. Step 6: Final answer
    x = 33,273.87

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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.