Home / 18,796.37-28,164.89-6,933.81

Finding the Fourth Proportional to 18,796.37, 28,164.89 and 6,933.81

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Solution

The fourth proportional to 18,796.37, 28,164.89 and 6,933.81 is: 10,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.37 : 28,164.89 = 6,933.81 : x
  2. Step 2: Convert to fraction form
    18,796.37/28,164.89 = 6,933.81/x
  3. Step 3: Cross multiply
    18,796.37x = 28,164.89 × 6,933.81
  4. Step 4: Simplify right side
    18,796.37x = 195,290,084.48
  5. Step 5: Solve for x
    x = 195,290,084.48/18,796.37
  6. Step 6: Final answer
    x = 10,389.78

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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.