Home / 19,958.25-27,542.57-11,006.07

Finding the Fourth Proportional to 19,958.25, 27,542.57 and 11,006.07

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Solution

The fourth proportional to 19,958.25, 27,542.57 and 11,006.07 is: 15,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.25 : 27,542.57 = 11,006.07 : x
  2. Step 2: Convert to fraction form
    19,958.25/27,542.57 = 11,006.07/x
  3. Step 3: Cross multiply
    19,958.25x = 27,542.57 × 11,006.07
  4. Step 4: Simplify right side
    19,958.25x = 303,135,453.40
  5. Step 5: Solve for x
    x = 303,135,453.40/19,958.25
  6. Step 6: Final answer
    x = 15,188.48

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Why These Related Problems?

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