Home / 54,974.25-82,452.83-21,235.41

Finding the Fourth Proportional to 54,974.25, 82,452.83 and 21,235.41

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Solution

The fourth proportional to 54,974.25, 82,452.83 and 21,235.41 is: 31,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.25 : 82,452.83 = 21,235.41 : x
  2. Step 2: Convert to fraction form
    54,974.25/82,452.83 = 21,235.41/x
  3. Step 3: Cross multiply
    54,974.25x = 82,452.83 × 21,235.41
  4. Step 4: Simplify right side
    54,974.25x = 1,750,919,544.53
  5. Step 5: Solve for x
    x = 1,750,919,544.53/54,974.25
  6. Step 6: Final answer
    x = 31,849.81

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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.