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Finding the Fourth Proportional to 15,996.44, 22,074.08 and 8,826.44

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Solution

The fourth proportional to 15,996.44, 22,074.08 and 8,826.44 is: 12,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.44 : 22,074.08 = 8,826.44 : x
  2. Step 2: Convert to fraction form
    15,996.44/22,074.08 = 8,826.44/x
  3. Step 3: Cross multiply
    15,996.44x = 22,074.08 × 8,826.44
  4. Step 4: Simplify right side
    15,996.44x = 194,835,542.68
  5. Step 5: Solve for x
    x = 194,835,542.68/15,996.44
  6. Step 6: Final answer
    x = 12,179.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.