Home / 22,216.26-33,317.66-11,680.60

Finding the Fourth Proportional to 22,216.26, 33,317.66 and 11,680.60

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Solution

The fourth proportional to 22,216.26, 33,317.66 and 11,680.60 is: 17,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.26 : 33,317.66 = 11,680.60 : x
  2. Step 2: Convert to fraction form
    22,216.26/33,317.66 = 11,680.60/x
  3. Step 3: Cross multiply
    22,216.26x = 33,317.66 × 11,680.60
  4. Step 4: Simplify right side
    22,216.26x = 389,170,330.24
  5. Step 5: Solve for x
    x = 389,170,330.24/22,216.26
  6. Step 6: Final answer
    x = 17,517.36

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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.