Home / 22,033.12-32,993.34-12,161.44

Finding the Fourth Proportional to 22,033.12, 32,993.34 and 12,161.44

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Solution

The fourth proportional to 22,033.12, 32,993.34 and 12,161.44 is: 18,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,033.12 : 32,993.34 = 12,161.44 : x
  2. Step 2: Convert to fraction form
    22,033.12/32,993.34 = 12,161.44/x
  3. Step 3: Cross multiply
    22,033.12x = 32,993.34 × 12,161.44
  4. Step 4: Simplify right side
    22,033.12x = 401,246,524.81
  5. Step 5: Solve for x
    x = 401,246,524.81/22,033.12
  6. Step 6: Final answer
    x = 18,211.06

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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.