Home / 36,170.40-54,255.60-25,672.80

Finding the Fourth Proportional to 36,170.40, 54,255.60 and 25,672.80

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Solution

The fourth proportional to 36,170.40, 54,255.60 and 25,672.80 is: 38,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170.40 : 54,255.60 = 25,672.80 : x
  2. Step 2: Convert to fraction form
    36,170.40/54,255.60 = 25,672.80/x
  3. Step 3: Cross multiply
    36,170.40x = 54,255.60 × 25,672.80
  4. Step 4: Simplify right side
    36,170.40x = 1,392,893,167.68
  5. Step 5: Solve for x
    x = 1,392,893,167.68/36,170.40
  6. Step 6: Final answer
    x = 38,509.20

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1.5x scale

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.