Home / 18,076.24-27,111.66-6,231.88

Finding the Fourth Proportional to 18,076.24, 27,111.66 and 6,231.88

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Solution

The fourth proportional to 18,076.24, 27,111.66 and 6,231.88 is: 9,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.24 : 27,111.66 = 6,231.88 : x
  2. Step 2: Convert to fraction form
    18,076.24/27,111.66 = 6,231.88/x
  3. Step 3: Cross multiply
    18,076.24x = 27,111.66 × 6,231.88
  4. Step 4: Simplify right side
    18,076.24x = 168,956,611.72
  5. Step 5: Solve for x
    x = 168,956,611.72/18,076.24
  6. Step 6: Final answer
    x = 9,346.89

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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.