Home / 19,838.94-27,370.62-11,334.96

Finding the Fourth Proportional to 19,838.94, 27,370.62 and 11,334.96

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Solution

The fourth proportional to 19,838.94, 27,370.62 and 11,334.96 is: 15,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.94 : 27,370.62 = 11,334.96 : x
  2. Step 2: Convert to fraction form
    19,838.94/27,370.62 = 11,334.96/x
  3. Step 3: Cross multiply
    19,838.94x = 27,370.62 × 11,334.96
  4. Step 4: Simplify right side
    19,838.94x = 310,244,882.88
  5. Step 5: Solve for x
    x = 310,244,882.88/19,838.94
  6. Step 6: Final answer
    x = 15,638.18

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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.