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Finding the Fourth Proportional to 22,212.76, 33,319.12 and 5,796.76

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Solution

The fourth proportional to 22,212.76, 33,319.12 and 5,796.76 is: 8,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.76 : 33,319.12 = 5,796.76 : x
  2. Step 2: Convert to fraction form
    22,212.76/33,319.12 = 5,796.76/x
  3. Step 3: Cross multiply
    22,212.76x = 33,319.12 × 5,796.76
  4. Step 4: Simplify right side
    22,212.76x = 193,142,942.05
  5. Step 5: Solve for x
    x = 193,142,942.05/22,212.76
  6. Step 6: Final answer
    x = 8,695.13

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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.