Home / 33,336.11-50,023.88-12,290.86

Finding the Fourth Proportional to 33,336.11, 50,023.88 and 12,290.86

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Solution

The fourth proportional to 33,336.11, 50,023.88 and 12,290.86 is: 18,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,336.11 : 50,023.88 = 12,290.86 : x
  2. Step 2: Convert to fraction form
    33,336.11/50,023.88 = 12,290.86/x
  3. Step 3: Cross multiply
    33,336.11x = 50,023.88 × 12,290.86
  4. Step 4: Simplify right side
    33,336.11x = 614,836,271.52
  5. Step 5: Solve for x
    x = 614,836,271.52/33,336.11
  6. Step 6: Final answer
    x = 18,443.55

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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.