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Finding the Fourth Proportional to 33,843.08, 50,764.70 and 9,219.08

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Solution

The fourth proportional to 33,843.08, 50,764.70 and 9,219.08 is: 13,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,843.08 : 50,764.70 = 9,219.08 : x
  2. Step 2: Convert to fraction form
    33,843.08/50,764.70 = 9,219.08/x
  3. Step 3: Cross multiply
    33,843.08x = 50,764.70 × 9,219.08
  4. Step 4: Simplify right side
    33,843.08x = 468,003,830.48
  5. Step 5: Solve for x
    x = 468,003,830.48/33,843.08
  6. Step 6: Final answer
    x = 13,828.64

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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.