Home / 54,817.38-82,272.87-21,560.76

Finding the Fourth Proportional to 54,817.38, 82,272.87 and 21,560.76

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Solution

The fourth proportional to 54,817.38, 82,272.87 and 21,560.76 is: 32,359.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.38 : 82,272.87 = 21,560.76 : x
  2. Step 2: Convert to fraction form
    54,817.38/82,272.87 = 21,560.76/x
  3. Step 3: Cross multiply
    54,817.38x = 82,272.87 × 21,560.76
  4. Step 4: Simplify right side
    54,817.38x = 1,773,865,604.58
  5. Step 5: Solve for x
    x = 1,773,865,604.58/54,817.38
  6. Step 6: Final answer
    x = 32,359.55

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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.