Home / 54,489.54-81,728.16-15,052.26

Finding the Fourth Proportional to 54,489.54, 81,728.16 and 15,052.26

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Solution

The fourth proportional to 54,489.54, 81,728.16 and 15,052.26 is: 22,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,489.54 : 81,728.16 = 15,052.26 : x
  2. Step 2: Convert to fraction form
    54,489.54/81,728.16 = 15,052.26/x
  3. Step 3: Cross multiply
    54,489.54x = 81,728.16 × 15,052.26
  4. Step 4: Simplify right side
    54,489.54x = 1,230,193,513.64
  5. Step 5: Solve for x
    x = 1,230,193,513.64/54,489.54
  6. Step 6: Final answer
    x = 22,576.69

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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.