Home / 22,121.48-33,183.84-8,799.68

Finding the Fourth Proportional to 22,121.48, 33,183.84 and 8,799.68

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Solution

The fourth proportional to 22,121.48, 33,183.84 and 8,799.68 is: 13,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.48 : 33,183.84 = 8,799.68 : x
  2. Step 2: Convert to fraction form
    22,121.48/33,183.84 = 8,799.68/x
  3. Step 3: Cross multiply
    22,121.48x = 33,183.84 × 8,799.68
  4. Step 4: Simplify right side
    22,121.48x = 292,007,173.17
  5. Step 5: Solve for x
    x = 292,007,173.17/22,121.48
  6. Step 6: Final answer
    x = 13,200.16

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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.