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Finding the Fourth Proportional to 22,663.25, 33,993.84 and 7,873.32

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Solution

The fourth proportional to 22,663.25, 33,993.84 and 7,873.32 is: 11,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.25 : 33,993.84 = 7,873.32 : x
  2. Step 2: Convert to fraction form
    22,663.25/33,993.84 = 7,873.32/x
  3. Step 3: Cross multiply
    22,663.25x = 33,993.84 × 7,873.32
  4. Step 4: Simplify right side
    22,663.25x = 267,644,380.35
  5. Step 5: Solve for x
    x = 267,644,380.35/22,663.25
  6. Step 6: Final answer
    x = 11,809.62

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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.