Home / 11,766.20-17,627.70-9,908.60

Finding the Fourth Proportional to 11,766.20, 17,627.70 and 9,908.60

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Solution

The fourth proportional to 11,766.20, 17,627.70 and 9,908.60 is: 14,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.20 : 17,627.70 = 9,908.60 : x
  2. Step 2: Convert to fraction form
    11,766.20/17,627.70 = 9,908.60/x
  3. Step 3: Cross multiply
    11,766.20x = 17,627.70 × 9,908.60
  4. Step 4: Simplify right side
    11,766.20x = 174,665,828.22
  5. Step 5: Solve for x
    x = 174,665,828.22/11,766.20
  6. Step 6: Final answer
    x = 14,844.71

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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.