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Finding the Fourth Proportional to 33,995.66, 50,997.20 and 14,283.50

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Solution

The fourth proportional to 33,995.66, 50,997.20 and 14,283.50 is: 21,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.66 : 50,997.20 = 14,283.50 : x
  2. Step 2: Convert to fraction form
    33,995.66/50,997.20 = 14,283.50/x
  3. Step 3: Cross multiply
    33,995.66x = 50,997.20 × 14,283.50
  4. Step 4: Simplify right side
    33,995.66x = 728,418,179.80
  5. Step 5: Solve for x
    x = 728,418,179.80/33,995.66
  6. Step 6: Final answer
    x = 21,426.80

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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.