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Finding the Fourth Proportional to 33,633.44, 50,450.15 and 15,619.84

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Solution

The fourth proportional to 33,633.44, 50,450.15 and 15,619.84 is: 23,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,633.44 : 50,450.15 = 15,619.84 : x
  2. Step 2: Convert to fraction form
    33,633.44/50,450.15 = 15,619.84/x
  3. Step 3: Cross multiply
    33,633.44x = 50,450.15 × 15,619.84
  4. Step 4: Simplify right side
    33,633.44x = 788,023,270.98
  5. Step 5: Solve for x
    x = 788,023,270.98/33,633.44
  6. Step 6: Final answer
    x = 23,429.76

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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.