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Finding the Fourth Proportional to 33,380, 50,050.56 and 14,659.28

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Solution

The fourth proportional to 33,380, 50,050.56 and 14,659.28 is: 21,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,380 : 50,050.56 = 14,659.28 : x
  2. Step 2: Convert to fraction form
    33,380/50,050.56 = 14,659.28/x
  3. Step 3: Cross multiply
    33,380x = 50,050.56 × 14,659.28
  4. Step 4: Simplify right side
    33,380x = 733,705,173.20
  5. Step 5: Solve for x
    x = 733,705,173.20/33,380
  6. Step 6: Final answer
    x = 21,980.38

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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.