Home / 22,305.33-33,453.72-11,209.05

Finding the Fourth Proportional to 22,305.33, 33,453.72 and 11,209.05

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Solution

The fourth proportional to 22,305.33, 33,453.72 and 11,209.05 is: 16,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.33 : 33,453.72 = 11,209.05 : x
  2. Step 2: Convert to fraction form
    22,305.33/33,453.72 = 11,209.05/x
  3. Step 3: Cross multiply
    22,305.33x = 33,453.72 × 11,209.05
  4. Step 4: Simplify right side
    22,305.33x = 374,984,420.17
  5. Step 5: Solve for x
    x = 374,984,420.17/22,305.33
  6. Step 6: Final answer
    x = 16,811.43

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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.