Home / 22,408.11-33,600.69-12,544.74

Finding the Fourth Proportional to 22,408.11, 33,600.69 and 12,544.74

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Solution

The fourth proportional to 22,408.11, 33,600.69 and 12,544.74 is: 18,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408.11 : 33,600.69 = 12,544.74 : x
  2. Step 2: Convert to fraction form
    22,408.11/33,600.69 = 12,544.74/x
  3. Step 3: Cross multiply
    22,408.11x = 33,600.69 × 12,544.74
  4. Step 4: Simplify right side
    22,408.11x = 421,511,919.87
  5. Step 5: Solve for x
    x = 421,511,919.87/22,408.11
  6. Step 6: Final answer
    x = 18,810.69

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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.