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Finding the Fourth Proportional to 22,797.64, 34,175.79 and 7,998.49

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Solution

The fourth proportional to 22,797.64, 34,175.79 and 7,998.49 is: 11,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.64 : 34,175.79 = 7,998.49 : x
  2. Step 2: Convert to fraction form
    22,797.64/34,175.79 = 7,998.49/x
  3. Step 3: Cross multiply
    22,797.64x = 34,175.79 × 7,998.49
  4. Step 4: Simplify right side
    22,797.64x = 273,354,714.56
  5. Step 5: Solve for x
    x = 273,354,714.56/22,797.64
  6. Step 6: Final answer
    x = 11,990.48

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Double scale
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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.