Home / 22,198.80-33,330.60-9,076.80

Finding the Fourth Proportional to 22,198.80, 33,330.60 and 9,076.80

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Solution

The fourth proportional to 22,198.80, 33,330.60 and 9,076.80 is: 13,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,198.80 : 33,330.60 = 9,076.80 : x
  2. Step 2: Convert to fraction form
    22,198.80/33,330.60 = 9,076.80/x
  3. Step 3: Cross multiply
    22,198.80x = 33,330.60 × 9,076.80
  4. Step 4: Simplify right side
    22,198.80x = 302,535,190.08
  5. Step 5: Solve for x
    x = 302,535,190.08/22,198.80
  6. Step 6: Final answer
    x = 13,628.45

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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.