Home / 41,786.18-62,672.73-13,705.64

Finding the Fourth Proportional to 41,786.18, 62,672.73 and 13,705.64

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Solution

The fourth proportional to 41,786.18, 62,672.73 and 13,705.64 is: 20,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,786.18 : 62,672.73 = 13,705.64 : x
  2. Step 2: Convert to fraction form
    41,786.18/62,672.73 = 13,705.64/x
  3. Step 3: Cross multiply
    41,786.18x = 62,672.73 × 13,705.64
  4. Step 4: Simplify right side
    41,786.18x = 858,969,561.83
  5. Step 5: Solve for x
    x = 858,969,561.83/41,786.18
  6. Step 6: Final answer
    x = 20,556.31

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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.