Home / 22,140.84-33,224.34-8,992.20

Finding the Fourth Proportional to 22,140.84, 33,224.34 and 8,992.20

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Solution

The fourth proportional to 22,140.84, 33,224.34 and 8,992.20 is: 13,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.84 : 33,224.34 = 8,992.20 : x
  2. Step 2: Convert to fraction form
    22,140.84/33,224.34 = 8,992.20/x
  3. Step 3: Cross multiply
    22,140.84x = 33,224.34 × 8,992.20
  4. Step 4: Simplify right side
    22,140.84x = 298,759,910.15
  5. Step 5: Solve for x
    x = 298,759,910.15/22,140.84
  6. Step 6: Final answer
    x = 13,493.61

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Double scale
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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.