Home / 22,263.97-33,408.25-12,408.80

Finding the Fourth Proportional to 22,263.97, 33,408.25 and 12,408.80

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Solution

The fourth proportional to 22,263.97, 33,408.25 and 12,408.80 is: 18,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.97 : 33,408.25 = 12,408.80 : x
  2. Step 2: Convert to fraction form
    22,263.97/33,408.25 = 12,408.80/x
  3. Step 3: Cross multiply
    22,263.97x = 33,408.25 × 12,408.80
  4. Step 4: Simplify right side
    22,263.97x = 414,556,292.60
  5. Step 5: Solve for x
    x = 414,556,292.60/22,263.97
  6. Step 6: Final answer
    x = 18,620.05

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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.