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Finding the Fourth Proportional to 23,855.96, 35,791.50 and 18,608.96

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Solution

The fourth proportional to 23,855.96, 35,791.50 and 18,608.96 is: 27,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.96 : 35,791.50 = 18,608.96 : x
  2. Step 2: Convert to fraction form
    23,855.96/35,791.50 = 18,608.96/x
  3. Step 3: Cross multiply
    23,855.96x = 35,791.50 × 18,608.96
  4. Step 4: Simplify right side
    23,855.96x = 666,042,591.84
  5. Step 5: Solve for x
    x = 666,042,591.84/23,855.96
  6. Step 6: Final answer
    x = 27,919.34

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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.