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Finding the Fourth Proportional to 33,482.20, 50,223.30 and 8,522.20

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Solution

The fourth proportional to 33,482.20, 50,223.30 and 8,522.20 is: 12,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,482.20 : 50,223.30 = 8,522.20 : x
  2. Step 2: Convert to fraction form
    33,482.20/50,223.30 = 8,522.20/x
  3. Step 3: Cross multiply
    33,482.20x = 50,223.30 × 8,522.20
  4. Step 4: Simplify right side
    33,482.20x = 428,013,007.26
  5. Step 5: Solve for x
    x = 428,013,007.26/33,482.20
  6. Step 6: Final answer
    x = 12,783.30

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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.