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Finding the Fourth Proportional to 22,028.62, 33,075.74 and 8,906.62

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Solution

The fourth proportional to 22,028.62, 33,075.74 and 8,906.62 is: 13,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.62 : 33,075.74 = 8,906.62 : x
  2. Step 2: Convert to fraction form
    22,028.62/33,075.74 = 8,906.62/x
  3. Step 3: Cross multiply
    22,028.62x = 33,075.74 × 8,906.62
  4. Step 4: Simplify right side
    22,028.62x = 294,593,107.82
  5. Step 5: Solve for x
    x = 294,593,107.82/22,028.62
  6. Step 6: Final answer
    x = 13,373.20

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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.