Home / 22,143.35-33,202.78-8,802.83

Finding the Fourth Proportional to 22,143.35, 33,202.78 and 8,802.83

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Solution

The fourth proportional to 22,143.35, 33,202.78 and 8,802.83 is: 13,199.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143.35 : 33,202.78 = 8,802.83 : x
  2. Step 2: Convert to fraction form
    22,143.35/33,202.78 = 8,802.83/x
  3. Step 3: Cross multiply
    22,143.35x = 33,202.78 × 8,802.83
  4. Step 4: Simplify right side
    22,143.35x = 292,278,217.84
  5. Step 5: Solve for x
    x = 292,278,217.84/22,143.35
  6. Step 6: Final answer
    x = 13,199.37

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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.