Home / 22,383.82-30,891.19-14,817.12

Finding the Fourth Proportional to 22,383.82, 30,891.19 and 14,817.12

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Solution

The fourth proportional to 22,383.82, 30,891.19 and 14,817.12 is: 20,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,383.82 : 30,891.19 = 14,817.12 : x
  2. Step 2: Convert to fraction form
    22,383.82/30,891.19 = 14,817.12/x
  3. Step 3: Cross multiply
    22,383.82x = 30,891.19 × 14,817.12
  4. Step 4: Simplify right side
    22,383.82x = 457,718,469.17
  5. Step 5: Solve for x
    x = 457,718,469.17/22,383.82
  6. Step 6: Final answer
    x = 20,448.63

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.