Home / 33,910.80-50,835.24-13,118.64

Finding the Fourth Proportional to 33,910.80, 50,835.24 and 13,118.64

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Solution

The fourth proportional to 33,910.80, 50,835.24 and 13,118.64 is: 19,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,910.80 : 50,835.24 = 13,118.64 : x
  2. Step 2: Convert to fraction form
    33,910.80/50,835.24 = 13,118.64/x
  3. Step 3: Cross multiply
    33,910.80x = 50,835.24 × 13,118.64
  4. Step 4: Simplify right side
    33,910.80x = 666,889,212.87
  5. Step 5: Solve for x
    x = 666,889,212.87/33,910.80
  6. Step 6: Final answer
    x = 19,665.98

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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.