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Finding the Fourth Proportional to 33,993.88, 46,910.02 and 18,887.56

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Solution

The fourth proportional to 33,993.88, 46,910.02 and 18,887.56 is: 26,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,993.88 : 46,910.02 = 18,887.56 : x
  2. Step 2: Convert to fraction form
    33,993.88/46,910.02 = 18,887.56/x
  3. Step 3: Cross multiply
    33,993.88x = 46,910.02 × 18,887.56
  4. Step 4: Simplify right side
    33,993.88x = 886,015,817.35
  5. Step 5: Solve for x
    x = 886,015,817.35/33,993.88
  6. Step 6: Final answer
    x = 26,063.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.