Home / 14,496.90-21,744.66-5,136.75

Finding the Fourth Proportional to 14,496.90, 21,744.66 and 5,136.75

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Solution

The fourth proportional to 14,496.90, 21,744.66 and 5,136.75 is: 7,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496.90 : 21,744.66 = 5,136.75 : x
  2. Step 2: Convert to fraction form
    14,496.90/21,744.66 = 5,136.75/x
  3. Step 3: Cross multiply
    14,496.90x = 21,744.66 × 5,136.75
  4. Step 4: Simplify right side
    14,496.90x = 111,696,882.26
  5. Step 5: Solve for x
    x = 111,696,882.26/14,496.90
  6. Step 6: Final answer
    x = 7,704.88

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