Home / 43,782.49-65,682.97-14,198.03

Finding the Fourth Proportional to 43,782.49, 65,682.97 and 14,198.03

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Solution

The fourth proportional to 43,782.49, 65,682.97 and 14,198.03 is: 21,300.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,782.49 : 65,682.97 = 14,198.03 : x
  2. Step 2: Convert to fraction form
    43,782.49/65,682.97 = 14,198.03/x
  3. Step 3: Cross multiply
    43,782.49x = 65,682.97 × 14,198.03
  4. Step 4: Simplify right side
    43,782.49x = 932,568,778.55
  5. Step 5: Solve for x
    x = 932,568,778.55/43,782.49
  6. Step 6: Final answer
    x = 21,300.04

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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.