Home / 39,229.35-54,132.45-23,310.72

Finding the Fourth Proportional to 39,229.35, 54,132.45 and 23,310.72

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Solution

The fourth proportional to 39,229.35, 54,132.45 and 23,310.72 is: 32,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229.35 : 54,132.45 = 23,310.72 : x
  2. Step 2: Convert to fraction form
    39,229.35/54,132.45 = 23,310.72/x
  3. Step 3: Cross multiply
    39,229.35x = 54,132.45 × 23,310.72
  4. Step 4: Simplify right side
    39,229.35x = 1,261,866,428.57
  5. Step 5: Solve for x
    x = 1,261,866,428.57/39,229.35
  6. Step 6: Final answer
    x = 32,166.39

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1.5x scale

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.