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Finding the Fourth Proportional to 22,017.62, 33,018.47 and 9,368.22

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Solution

The fourth proportional to 22,017.62, 33,018.47 and 9,368.22 is: 14,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.62 : 33,018.47 = 9,368.22 : x
  2. Step 2: Convert to fraction form
    22,017.62/33,018.47 = 9,368.22/x
  3. Step 3: Cross multiply
    22,017.62x = 33,018.47 × 9,368.22
  4. Step 4: Simplify right side
    22,017.62x = 309,324,403.13
  5. Step 5: Solve for x
    x = 309,324,403.13/22,017.62
  6. Step 6: Final answer
    x = 14,048.95

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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.