Home / 50,344.52-75,531.78-20,764.13

Finding the Fourth Proportional to 50,344.52, 75,531.78 and 20,764.13

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Solution

The fourth proportional to 50,344.52, 75,531.78 and 20,764.13 is: 31,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.52 : 75,531.78 = 20,764.13 : x
  2. Step 2: Convert to fraction form
    50,344.52/75,531.78 = 20,764.13/x
  3. Step 3: Cross multiply
    50,344.52x = 75,531.78 × 20,764.13
  4. Step 4: Simplify right side
    50,344.52x = 1,568,351,321.39
  5. Step 5: Solve for x
    x = 1,568,351,321.39/50,344.52
  6. Step 6: Final answer
    x = 31,152.38

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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.