Home / 36,869.18-55,310.04-11,906.19

Finding the Fourth Proportional to 36,869.18, 55,310.04 and 11,906.19

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Solution

The fourth proportional to 36,869.18, 55,310.04 and 11,906.19 is: 17,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.18 : 55,310.04 = 11,906.19 : x
  2. Step 2: Convert to fraction form
    36,869.18/55,310.04 = 11,906.19/x
  3. Step 3: Cross multiply
    36,869.18x = 55,310.04 × 11,906.19
  4. Step 4: Simplify right side
    36,869.18x = 658,531,845.15
  5. Step 5: Solve for x
    x = 658,531,845.15/36,869.18
  6. Step 6: Final answer
    x = 17,861.31

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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.