Home / 21,824.25-32,736.38-6,241.88

Finding the Fourth Proportional to 21,824.25, 32,736.38 and 6,241.88

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Solution

The fourth proportional to 21,824.25, 32,736.38 and 6,241.88 is: 9,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,824.25 : 32,736.38 = 6,241.88 : x
  2. Step 2: Convert to fraction form
    21,824.25/32,736.38 = 6,241.88/x
  3. Step 3: Cross multiply
    21,824.25x = 32,736.38 × 6,241.88
  4. Step 4: Simplify right side
    21,824.25x = 204,336,360.70
  5. Step 5: Solve for x
    x = 204,336,360.70/21,824.25
  6. Step 6: Final answer
    x = 9,362.81

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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.