Home / 11,817.14-17,719.43-3,496.01

Finding the Fourth Proportional to 11,817.14, 17,719.43 and 3,496.01

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Solution

The fourth proportional to 11,817.14, 17,719.43 and 3,496.01 is: 5,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817.14 : 17,719.43 = 3,496.01 : x
  2. Step 2: Convert to fraction form
    11,817.14/17,719.43 = 3,496.01/x
  3. Step 3: Cross multiply
    11,817.14x = 17,719.43 × 3,496.01
  4. Step 4: Simplify right side
    11,817.14x = 61,947,224.62
  5. Step 5: Solve for x
    x = 61,947,224.62/11,817.14
  6. Step 6: Final answer
    x = 5,242.15

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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.