Home / 55,272.85-76,286.49-32,610.54

Finding the Fourth Proportional to 55,272.85, 76,286.49 and 32,610.54

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Solution

The fourth proportional to 55,272.85, 76,286.49 and 32,610.54 is: 45,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,272.85 : 76,286.49 = 32,610.54 : x
  2. Step 2: Convert to fraction form
    55,272.85/76,286.49 = 32,610.54/x
  3. Step 3: Cross multiply
    55,272.85x = 76,286.49 × 32,610.54
  4. Step 4: Simplify right side
    55,272.85x = 2,487,743,633.60
  5. Step 5: Solve for x
    x = 2,487,743,633.60/55,272.85
  6. Step 6: Final answer
    x = 45,008.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.