Home / 33,391.27-50,112.29-12,351.21

Finding the Fourth Proportional to 33,391.27, 50,112.29 and 12,351.21

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Solution

The fourth proportional to 33,391.27, 50,112.29 and 12,351.21 is: 18,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.27 : 50,112.29 = 12,351.21 : x
  2. Step 2: Convert to fraction form
    33,391.27/50,112.29 = 12,351.21/x
  3. Step 3: Cross multiply
    33,391.27x = 50,112.29 × 12,351.21
  4. Step 4: Simplify right side
    33,391.27x = 618,947,355.61
  5. Step 5: Solve for x
    x = 618,947,355.61/33,391.27
  6. Step 6: Final answer
    x = 18,536.21

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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.