Home / 11,021.92-16,529.34-3,624.64

Finding the Fourth Proportional to 11,021.92, 16,529.34 and 3,624.64

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Solution

The fourth proportional to 11,021.92, 16,529.34 and 3,624.64 is: 5,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.92 : 16,529.34 = 3,624.64 : x
  2. Step 2: Convert to fraction form
    11,021.92/16,529.34 = 3,624.64/x
  3. Step 3: Cross multiply
    11,021.92x = 16,529.34 × 3,624.64
  4. Step 4: Simplify right side
    11,021.92x = 59,912,906.94
  5. Step 5: Solve for x
    x = 59,912,906.94/11,021.92
  6. Step 6: Final answer
    x = 5,435.80

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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.