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Finding the Fourth Proportional to 22,018.62, 33,019.97 and 9,369.22

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Solution

The fourth proportional to 22,018.62, 33,019.97 and 9,369.22 is: 14,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018.62 : 33,019.97 = 9,369.22 : x
  2. Step 2: Convert to fraction form
    22,018.62/33,019.97 = 9,369.22/x
  3. Step 3: Cross multiply
    22,018.62x = 33,019.97 × 9,369.22
  4. Step 4: Simplify right side
    22,018.62x = 309,371,363.32
  5. Step 5: Solve for x
    x = 309,371,363.32/22,018.62
  6. Step 6: Final answer
    x = 14,050.44

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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.