Home / 54,922.28-82,353.90-17,472.20

Finding the Fourth Proportional to 54,922.28, 82,353.90 and 17,472.20

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Solution

The fourth proportional to 54,922.28, 82,353.90 and 17,472.20 is: 26,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,922.28 : 82,353.90 = 17,472.20 : x
  2. Step 2: Convert to fraction form
    54,922.28/82,353.90 = 17,472.20/x
  3. Step 3: Cross multiply
    54,922.28x = 82,353.90 × 17,472.20
  4. Step 4: Simplify right side
    54,922.28x = 1,438,903,811.58
  5. Step 5: Solve for x
    x = 1,438,903,811.58/54,922.28
  6. Step 6: Final answer
    x = 26,198.91

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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.