Home / 22,138.35-33,209.43-6,343.44

Finding the Fourth Proportional to 22,138.35, 33,209.43 and 6,343.44

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Solution

The fourth proportional to 22,138.35, 33,209.43 and 6,343.44 is: 9,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.35 : 33,209.43 = 6,343.44 : x
  2. Step 2: Convert to fraction form
    22,138.35/33,209.43 = 6,343.44/x
  3. Step 3: Cross multiply
    22,138.35x = 33,209.43 × 6,343.44
  4. Step 4: Simplify right side
    22,138.35x = 210,662,026.64
  5. Step 5: Solve for x
    x = 210,662,026.64/22,138.35
  6. Step 6: Final answer
    x = 9,515.71

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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.