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Finding the Fourth Proportional to 12,080.92, 18,092.28 and 10,695.88

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Solution

The fourth proportional to 12,080.92, 18,092.28 and 10,695.88 is: 16,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.92 : 18,092.28 = 10,695.88 : x
  2. Step 2: Convert to fraction form
    12,080.92/18,092.28 = 10,695.88/x
  3. Step 3: Cross multiply
    12,080.92x = 18,092.28 × 10,695.88
  4. Step 4: Simplify right side
    12,080.92x = 193,512,855.81
  5. Step 5: Solve for x
    x = 193,512,855.81/12,080.92
  6. Step 6: Final answer
    x = 16,018.06

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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.