Home / 53,514.44-80,272.56-20,250.16

Finding the Fourth Proportional to 53,514.44, 80,272.56 and 20,250.16

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Solution

The fourth proportional to 53,514.44, 80,272.56 and 20,250.16 is: 30,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,514.44 : 80,272.56 = 20,250.16 : x
  2. Step 2: Convert to fraction form
    53,514.44/80,272.56 = 20,250.16/x
  3. Step 3: Cross multiply
    53,514.44x = 80,272.56 × 20,250.16
  4. Step 4: Simplify right side
    53,514.44x = 1,625,532,183.61
  5. Step 5: Solve for x
    x = 1,625,532,183.61/53,514.44
  6. Step 6: Final answer
    x = 30,375.58

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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.