Home / 18,066.32-27,099.48-11,908.88

Finding the Fourth Proportional to 18,066.32, 27,099.48 and 11,908.88

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Solution

The fourth proportional to 18,066.32, 27,099.48 and 11,908.88 is: 17,863.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066.32 : 27,099.48 = 11,908.88 : x
  2. Step 2: Convert to fraction form
    18,066.32/27,099.48 = 11,908.88/x
  3. Step 3: Cross multiply
    18,066.32x = 27,099.48 × 11,908.88
  4. Step 4: Simplify right side
    18,066.32x = 322,724,455.38
  5. Step 5: Solve for x
    x = 322,724,455.38/18,066.32
  6. Step 6: Final answer
    x = 17,863.32

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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.