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Finding the Fourth Proportional to 33,714.80, 50,629.80 and 22,079.60

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Solution

The fourth proportional to 33,714.80, 50,629.80 and 22,079.60 is: 33,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,714.80 : 50,629.80 = 22,079.60 : x
  2. Step 2: Convert to fraction form
    33,714.80/50,629.80 = 22,079.60/x
  3. Step 3: Cross multiply
    33,714.80x = 50,629.80 × 22,079.60
  4. Step 4: Simplify right side
    33,714.80x = 1,117,885,732.08
  5. Step 5: Solve for x
    x = 1,117,885,732.08/33,714.80
  6. Step 6: Final answer
    x = 33,157.12

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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.