Home / 11,230.10-16,845.10-8,767

Finding the Fourth Proportional to 11,230.10, 16,845.10 and 8,767

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Solution

The fourth proportional to 11,230.10, 16,845.10 and 8,767 is: 13,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.10 : 16,845.10 = 8,767 : x
  2. Step 2: Convert to fraction form
    11,230.10/16,845.10 = 8,767/x
  3. Step 3: Cross multiply
    11,230.10x = 16,845.10 × 8,767
  4. Step 4: Simplify right side
    11,230.10x = 147,680,991.70
  5. Step 5: Solve for x
    x = 147,680,991.70/11,230.10
  6. Step 6: Final answer
    x = 13,150.46

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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.