Home / 22,166.80-33,221.40-16,003.60

Finding the Fourth Proportional to 22,166.80, 33,221.40 and 16,003.60

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Solution

The fourth proportional to 22,166.80, 33,221.40 and 16,003.60 is: 23,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.80 : 33,221.40 = 16,003.60 : x
  2. Step 2: Convert to fraction form
    22,166.80/33,221.40 = 16,003.60/x
  3. Step 3: Cross multiply
    22,166.80x = 33,221.40 × 16,003.60
  4. Step 4: Simplify right side
    22,166.80x = 531,661,997.04
  5. Step 5: Solve for x
    x = 531,661,997.04/22,166.80
  6. Step 6: Final answer
    x = 23,984.61

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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.