Home / 39,402.46-54,375.39-25,255.32

Finding the Fourth Proportional to 39,402.46, 54,375.39 and 25,255.32

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Solution

The fourth proportional to 39,402.46, 54,375.39 and 25,255.32 is: 34,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.46 : 54,375.39 = 25,255.32 : x
  2. Step 2: Convert to fraction form
    39,402.46/54,375.39 = 25,255.32/x
  3. Step 3: Cross multiply
    39,402.46x = 54,375.39 × 25,255.32
  4. Step 4: Simplify right side
    39,402.46x = 1,373,267,874.57
  5. Step 5: Solve for x
    x = 1,373,267,874.57/39,402.46
  6. Step 6: Final answer
    x = 34,852.34

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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.