Home / 54,771.68-82,126.08-21,452.73

Finding the Fourth Proportional to 54,771.68, 82,126.08 and 21,452.73

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Solution

The fourth proportional to 54,771.68, 82,126.08 and 21,452.73 is: 32,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,771.68 : 82,126.08 = 21,452.73 : x
  2. Step 2: Convert to fraction form
    54,771.68/82,126.08 = 21,452.73/x
  3. Step 3: Cross multiply
    54,771.68x = 82,126.08 × 21,452.73
  4. Step 4: Simplify right side
    54,771.68x = 1,761,828,620.20
  5. Step 5: Solve for x
    x = 1,761,828,620.20/54,771.68
  6. Step 6: Final answer
    x = 32,166.78

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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.