Home / 33,515.68-50,241.52-15,728.80

Finding the Fourth Proportional to 33,515.68, 50,241.52 and 15,728.80

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Solution

The fourth proportional to 33,515.68, 50,241.52 and 15,728.80 is: 23,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515.68 : 50,241.52 = 15,728.80 : x
  2. Step 2: Convert to fraction form
    33,515.68/50,241.52 = 15,728.80/x
  3. Step 3: Cross multiply
    33,515.68x = 50,241.52 × 15,728.80
  4. Step 4: Simplify right side
    33,515.68x = 790,238,819.78
  5. Step 5: Solve for x
    x = 790,238,819.78/33,515.68
  6. Step 6: Final answer
    x = 23,578.18

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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.