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Finding the Fourth Proportional to 15,208.56, 22,825.80 and 8,959.41

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Solution

The fourth proportional to 15,208.56, 22,825.80 and 8,959.41 is: 13,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.56 : 22,825.80 = 8,959.41 : x
  2. Step 2: Convert to fraction form
    15,208.56/22,825.80 = 8,959.41/x
  3. Step 3: Cross multiply
    15,208.56x = 22,825.80 × 8,959.41
  4. Step 4: Simplify right side
    15,208.56x = 204,505,700.78
  5. Step 5: Solve for x
    x = 204,505,700.78/15,208.56
  6. Step 6: Final answer
    x = 13,446.75

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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.