Home / 49,956.45-74,937.54-18,791.97

Finding the Fourth Proportional to 49,956.45, 74,937.54 and 18,791.97

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Solution

The fourth proportional to 49,956.45, 74,937.54 and 18,791.97 is: 28,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,956.45 : 74,937.54 = 18,791.97 : x
  2. Step 2: Convert to fraction form
    49,956.45/74,937.54 = 18,791.97/x
  3. Step 3: Cross multiply
    49,956.45x = 74,937.54 × 18,791.97
  4. Step 4: Simplify right side
    49,956.45x = 1,408,224,003.55
  5. Step 5: Solve for x
    x = 1,408,224,003.55/49,956.45
  6. Step 6: Final answer
    x = 28,189.03

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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.