Home / 11,169.39-16,766.36-9,435.83

Finding the Fourth Proportional to 11,169.39, 16,766.36 and 9,435.83

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Solution

The fourth proportional to 11,169.39, 16,766.36 and 9,435.83 is: 14,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.39 : 16,766.36 = 9,435.83 : x
  2. Step 2: Convert to fraction form
    11,169.39/16,766.36 = 9,435.83/x
  3. Step 3: Cross multiply
    11,169.39x = 16,766.36 × 9,435.83
  4. Step 4: Simplify right side
    11,169.39x = 158,204,427.05
  5. Step 5: Solve for x
    x = 158,204,427.05/11,169.39
  6. Step 6: Final answer
    x = 14,164.10

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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.