Home / 19,956.82-27,539.79-11,004.50

Finding the Fourth Proportional to 19,956.82, 27,539.79 and 11,004.50

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Solution

The fourth proportional to 19,956.82, 27,539.79 and 11,004.50 is: 15,185.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.82 : 27,539.79 = 11,004.50 : x
  2. Step 2: Convert to fraction form
    19,956.82/27,539.79 = 11,004.50/x
  3. Step 3: Cross multiply
    19,956.82x = 27,539.79 × 11,004.50
  4. Step 4: Simplify right side
    19,956.82x = 303,061,619.06
  5. Step 5: Solve for x
    x = 303,061,619.06/19,956.82
  6. Step 6: Final answer
    x = 15,185.87

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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.