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Finding the Fourth Proportional to 12,092.16, 18,096.84 and 8,398.56

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Solution

The fourth proportional to 12,092.16, 18,096.84 and 8,398.56 is: 12,569.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.16 : 18,096.84 = 8,398.56 : x
  2. Step 2: Convert to fraction form
    12,092.16/18,096.84 = 8,398.56/x
  3. Step 3: Cross multiply
    12,092.16x = 18,096.84 × 8,398.56
  4. Step 4: Simplify right side
    12,092.16x = 151,987,396.55
  5. Step 5: Solve for x
    x = 151,987,396.55/12,092.16
  6. Step 6: Final answer
    x = 12,569.09

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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.