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Finding the Fourth Proportional to 33,716.70, 50,477.10 and 19,633.80

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Solution

The fourth proportional to 33,716.70, 50,477.10 and 19,633.80 is: 29,393.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.70 : 50,477.10 = 19,633.80 : x
  2. Step 2: Convert to fraction form
    33,716.70/50,477.10 = 19,633.80/x
  3. Step 3: Cross multiply
    33,716.70x = 50,477.10 × 19,633.80
  4. Step 4: Simplify right side
    33,716.70x = 991,057,285.98
  5. Step 5: Solve for x
    x = 991,057,285.98/33,716.70
  6. Step 6: Final answer
    x = 29,393.66

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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.