Home / 20,096.26-27,732.78-12,136.92

Finding the Fourth Proportional to 20,096.26, 27,732.78 and 12,136.92

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Solution

The fourth proportional to 20,096.26, 27,732.78 and 12,136.92 is: 16,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.26 : 27,732.78 = 12,136.92 : x
  2. Step 2: Convert to fraction form
    20,096.26/27,732.78 = 12,136.92/x
  3. Step 3: Cross multiply
    20,096.26x = 27,732.78 × 12,136.92
  4. Step 4: Simplify right side
    20,096.26x = 336,590,532.24
  5. Step 5: Solve for x
    x = 336,590,532.24/20,096.26
  6. Step 6: Final answer
    x = 16,748.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.