Home / 27,991.23-41,986.59-11,347.29

Finding the Fourth Proportional to 27,991.23, 41,986.59 and 11,347.29

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Solution

The fourth proportional to 27,991.23, 41,986.59 and 11,347.29 is: 17,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991.23 : 41,986.59 = 11,347.29 : x
  2. Step 2: Convert to fraction form
    27,991.23/41,986.59 = 11,347.29/x
  3. Step 3: Cross multiply
    27,991.23x = 41,986.59 × 11,347.29
  4. Step 4: Simplify right side
    27,991.23x = 476,434,012.84
  5. Step 5: Solve for x
    x = 476,434,012.84/27,991.23
  6. Step 6: Final answer
    x = 17,020.83

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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.