Home / 43,993.22-65,940.26-21,822.48

Finding the Fourth Proportional to 43,993.22, 65,940.26 and 21,822.48

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Solution

The fourth proportional to 43,993.22, 65,940.26 and 21,822.48 is: 32,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,993.22 : 65,940.26 = 21,822.48 : x
  2. Step 2: Convert to fraction form
    43,993.22/65,940.26 = 21,822.48/x
  3. Step 3: Cross multiply
    43,993.22x = 65,940.26 × 21,822.48
  4. Step 4: Simplify right side
    43,993.22x = 1,438,979,895.93
  5. Step 5: Solve for x
    x = 1,438,979,895.93/43,993.22
  6. Step 6: Final answer
    x = 32,709.13

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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.