Home / 43,669.58-65,449.56-18,680.26

Finding the Fourth Proportional to 43,669.58, 65,449.56 and 18,680.26

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Solution

The fourth proportional to 43,669.58, 65,449.56 and 18,680.26 is: 27,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,669.58 : 65,449.56 = 18,680.26 : x
  2. Step 2: Convert to fraction form
    43,669.58/65,449.56 = 18,680.26/x
  3. Step 3: Cross multiply
    43,669.58x = 65,449.56 × 18,680.26
  4. Step 4: Simplify right side
    43,669.58x = 1,222,614,797.69
  5. Step 5: Solve for x
    x = 1,222,614,797.69/43,669.58
  6. Step 6: Final answer
    x = 27,996.94

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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.