Home / 55,016.78-82,419.05-32,847.89

Finding the Fourth Proportional to 55,016.78, 82,419.05 and 32,847.89

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Solution

The fourth proportional to 55,016.78, 82,419.05 and 32,847.89 is: 49,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.78 : 82,419.05 = 32,847.89 : x
  2. Step 2: Convert to fraction form
    55,016.78/82,419.05 = 32,847.89/x
  3. Step 3: Cross multiply
    55,016.78x = 82,419.05 × 32,847.89
  4. Step 4: Simplify right side
    55,016.78x = 2,707,291,558.33
  5. Step 5: Solve for x
    x = 2,707,291,558.33/55,016.78
  6. Step 6: Final answer
    x = 49,208.47

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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.