Home / 34,716.38-52,076.99-13,939.88

Finding the Fourth Proportional to 34,716.38, 52,076.99 and 13,939.88

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Solution

The fourth proportional to 34,716.38, 52,076.99 and 13,939.88 is: 20,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.38 : 52,076.99 = 13,939.88 : x
  2. Step 2: Convert to fraction form
    34,716.38/52,076.99 = 13,939.88/x
  3. Step 3: Cross multiply
    34,716.38x = 52,076.99 × 13,939.88
  4. Step 4: Simplify right side
    34,716.38x = 725,946,991.36
  5. Step 5: Solve for x
    x = 725,946,991.36/34,716.38
  6. Step 6: Final answer
    x = 20,910.79

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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.