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Finding the Fourth Proportional to 22,401.96, 33,600.54 and 6,819.72

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Solution

The fourth proportional to 22,401.96, 33,600.54 and 6,819.72 is: 10,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,401.96 : 33,600.54 = 6,819.72 : x
  2. Step 2: Convert to fraction form
    22,401.96/33,600.54 = 6,819.72/x
  3. Step 3: Cross multiply
    22,401.96x = 33,600.54 × 6,819.72
  4. Step 4: Simplify right side
    22,401.96x = 229,146,274.65
  5. Step 5: Solve for x
    x = 229,146,274.65/22,401.96
  6. Step 6: Final answer
    x = 10,228.85

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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.