Home / 19,947.22-27,527.22-11,994

Finding the Fourth Proportional to 19,947.22, 27,527.22 and 11,994

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Solution

The fourth proportional to 19,947.22, 27,527.22 and 11,994 is: 16,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.22 : 27,527.22 = 11,994 : x
  2. Step 2: Convert to fraction form
    19,947.22/27,527.22 = 11,994/x
  3. Step 3: Cross multiply
    19,947.22x = 27,527.22 × 11,994
  4. Step 4: Simplify right side
    19,947.22x = 330,161,476.68
  5. Step 5: Solve for x
    x = 330,161,476.68/19,947.22
  6. Step 6: Final answer
    x = 16,551.75

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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.