Home / 22,190.33-33,202.10-13,272.84

Finding the Fourth Proportional to 22,190.33, 33,202.10 and 13,272.84

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Solution

The fourth proportional to 22,190.33, 33,202.10 and 13,272.84 is: 19,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.33 : 33,202.10 = 13,272.84 : x
  2. Step 2: Convert to fraction form
    22,190.33/33,202.10 = 13,272.84/x
  3. Step 3: Cross multiply
    22,190.33x = 33,202.10 × 13,272.84
  4. Step 4: Simplify right side
    22,190.33x = 440,686,194.15
  5. Step 5: Solve for x
    x = 440,686,194.15/22,190.33
  6. Step 6: Final answer
    x = 19,859.38

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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.