Home / 54,872.46-82,301.40-15,433.56

Finding the Fourth Proportional to 54,872.46, 82,301.40 and 15,433.56

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Solution

The fourth proportional to 54,872.46, 82,301.40 and 15,433.56 is: 23,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,872.46 : 82,301.40 = 15,433.56 : x
  2. Step 2: Convert to fraction form
    54,872.46/82,301.40 = 15,433.56/x
  3. Step 3: Cross multiply
    54,872.46x = 82,301.40 × 15,433.56
  4. Step 4: Simplify right side
    54,872.46x = 1,270,203,594.98
  5. Step 5: Solve for x
    x = 1,270,203,594.98/54,872.46
  6. Step 6: Final answer
    x = 23,148.29

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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.