Home / 13,791.33-19,020.96-9,010.89

Finding the Fourth Proportional to 13,791.33, 19,020.96 and 9,010.89

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Solution

The fourth proportional to 13,791.33, 19,020.96 and 9,010.89 is: 12,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.33 : 19,020.96 = 9,010.89 : x
  2. Step 2: Convert to fraction form
    13,791.33/19,020.96 = 9,010.89/x
  3. Step 3: Cross multiply
    13,791.33x = 19,020.96 × 9,010.89
  4. Step 4: Simplify right side
    13,791.33x = 171,395,778.25
  5. Step 5: Solve for x
    x = 171,395,778.25/13,791.33
  6. Step 6: Final answer
    x = 12,427.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.