Home / 39,402.23-54,375.05-25,255.06

Finding the Fourth Proportional to 39,402.23, 54,375.05 and 25,255.06

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Solution

The fourth proportional to 39,402.23, 54,375.05 and 25,255.06 is: 34,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.23 : 54,375.05 = 25,255.06 : x
  2. Step 2: Convert to fraction form
    39,402.23/54,375.05 = 25,255.06/x
  3. Step 3: Cross multiply
    39,402.23x = 54,375.05 × 25,255.06
  4. Step 4: Simplify right side
    39,402.23x = 1,373,245,077.45
  5. Step 5: Solve for x
    x = 1,373,245,077.45/39,402.23
  6. Step 6: Final answer
    x = 34,851.97

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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.