Home / 54,513.09-81,776.66-17,074.89

Finding the Fourth Proportional to 54,513.09, 81,776.66 and 17,074.89

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Solution

The fourth proportional to 54,513.09, 81,776.66 and 17,074.89 is: 25,614.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,513.09 : 81,776.66 = 17,074.89 : x
  2. Step 2: Convert to fraction form
    54,513.09/81,776.66 = 17,074.89/x
  3. Step 3: Cross multiply
    54,513.09x = 81,776.66 × 17,074.89
  4. Step 4: Simplify right side
    54,513.09x = 1,396,327,388.69
  5. Step 5: Solve for x
    x = 1,396,327,388.69/54,513.09
  6. Step 6: Final answer
    x = 25,614.53

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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.