Home / 11,949.84-17,914.29-4,549.38

Finding the Fourth Proportional to 11,949.84, 17,914.29 and 4,549.38

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Solution

The fourth proportional to 11,949.84, 17,914.29 and 4,549.38 is: 6,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.84 : 17,914.29 = 4,549.38 : x
  2. Step 2: Convert to fraction form
    11,949.84/17,914.29 = 4,549.38/x
  3. Step 3: Cross multiply
    11,949.84x = 17,914.29 × 4,549.38
  4. Step 4: Simplify right side
    11,949.84x = 81,498,912.64
  5. Step 5: Solve for x
    x = 81,498,912.64/11,949.84
  6. Step 6: Final answer
    x = 6,820.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.