Home / 11,949.49-17,899.58-7,004.11

Finding the Fourth Proportional to 11,949.49, 17,899.58 and 7,004.11

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Solution

The fourth proportional to 11,949.49, 17,899.58 and 7,004.11 is: 10,491.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.49 : 17,899.58 = 7,004.11 : x
  2. Step 2: Convert to fraction form
    11,949.49/17,899.58 = 7,004.11/x
  3. Step 3: Cross multiply
    11,949.49x = 17,899.58 × 7,004.11
  4. Step 4: Simplify right side
    11,949.49x = 125,370,592.25
  5. Step 5: Solve for x
    x = 125,370,592.25/11,949.49
  6. Step 6: Final answer
    x = 10,491.71

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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.