Home / 54,727.69-82,091.57-13,174.69

Finding the Fourth Proportional to 54,727.69, 82,091.57 and 13,174.69

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Solution

The fourth proportional to 54,727.69, 82,091.57 and 13,174.69 is: 19,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,727.69 : 82,091.57 = 13,174.69 : x
  2. Step 2: Convert to fraction form
    54,727.69/82,091.57 = 13,174.69/x
  3. Step 3: Cross multiply
    54,727.69x = 82,091.57 × 13,174.69
  4. Step 4: Simplify right side
    54,727.69x = 1,081,530,986.36
  5. Step 5: Solve for x
    x = 1,081,530,986.36/54,727.69
  6. Step 6: Final answer
    x = 19,762.04

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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.