Home / 43,945.66-65,917.94-10,666

Finding the Fourth Proportional to 43,945.66, 65,917.94 and 10,666

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Solution

The fourth proportional to 43,945.66, 65,917.94 and 10,666 is: 15,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,945.66 : 65,917.94 = 10,666 : x
  2. Step 2: Convert to fraction form
    43,945.66/65,917.94 = 10,666/x
  3. Step 3: Cross multiply
    43,945.66x = 65,917.94 × 10,666
  4. Step 4: Simplify right side
    43,945.66x = 703,080,748.04
  5. Step 5: Solve for x
    x = 703,080,748.04/43,945.66
  6. Step 6: Final answer
    x = 15,998.87

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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.