Home / 18,192.08-27,288.13-8,185.14

Finding the Fourth Proportional to 18,192.08, 27,288.13 and 8,185.14

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Solution

The fourth proportional to 18,192.08, 27,288.13 and 8,185.14 is: 12,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.08 : 27,288.13 = 8,185.14 : x
  2. Step 2: Convert to fraction form
    18,192.08/27,288.13 = 8,185.14/x
  3. Step 3: Cross multiply
    18,192.08x = 27,288.13 × 8,185.14
  4. Step 4: Simplify right side
    18,192.08x = 223,357,164.39
  5. Step 5: Solve for x
    x = 223,357,164.39/18,192.08
  6. Step 6: Final answer
    x = 12,277.71

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Double scale
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Similar ratio
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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.