Home / 33,157.44-49,729.68-12,373.92

Finding the Fourth Proportional to 33,157.44, 49,729.68 and 12,373.92

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Solution

The fourth proportional to 33,157.44, 49,729.68 and 12,373.92 is: 18,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.44 : 49,729.68 = 12,373.92 : x
  2. Step 2: Convert to fraction form
    33,157.44/49,729.68 = 12,373.92/x
  3. Step 3: Cross multiply
    33,157.44x = 49,729.68 × 12,373.92
  4. Step 4: Simplify right side
    33,157.44x = 615,351,081.95
  5. Step 5: Solve for x
    x = 615,351,081.95/33,157.44
  6. Step 6: Final answer
    x = 18,558.46

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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.