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Finding the Fourth Proportional to 22,791.68, 34,187.52 and 6,375.68

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Solution

The fourth proportional to 22,791.68, 34,187.52 and 6,375.68 is: 9,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791.68 : 34,187.52 = 6,375.68 : x
  2. Step 2: Convert to fraction form
    22,791.68/34,187.52 = 6,375.68/x
  3. Step 3: Cross multiply
    22,791.68x = 34,187.52 × 6,375.68
  4. Step 4: Simplify right side
    22,791.68x = 217,968,687.51
  5. Step 5: Solve for x
    x = 217,968,687.51/22,791.68
  6. Step 6: Final answer
    x = 9,563.52

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Similar ratio
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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.