Home / 39,764.31-54,833.11-29,676.57

Finding the Fourth Proportional to 39,764.31, 54,833.11 and 29,676.57

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Solution

The fourth proportional to 39,764.31, 54,833.11 and 29,676.57 is: 40,922.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.31 : 54,833.11 = 29,676.57 : x
  2. Step 2: Convert to fraction form
    39,764.31/54,833.11 = 29,676.57/x
  3. Step 3: Cross multiply
    39,764.31x = 54,833.11 × 29,676.57
  4. Step 4: Simplify right side
    39,764.31x = 1,627,258,627.23
  5. Step 5: Solve for x
    x = 1,627,258,627.23/39,764.31
  6. Step 6: Final answer
    x = 40,922.59

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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.