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Finding the Fourth Proportional to 17,096.80, 25,620.90 and 11,896.60

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Solution

The fourth proportional to 17,096.80, 25,620.90 and 11,896.60 is: 17,827.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,096.80 : 25,620.90 = 11,896.60 : x
  2. Step 2: Convert to fraction form
    17,096.80/25,620.90 = 11,896.60/x
  3. Step 3: Cross multiply
    17,096.80x = 25,620.90 × 11,896.60
  4. Step 4: Simplify right side
    17,096.80x = 304,801,598.94
  5. Step 5: Solve for x
    x = 304,801,598.94/17,096.80
  6. Step 6: Final answer
    x = 17,827.99

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1.5x scale

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.