Home / 18,243.32-27,364.25-5,764.06

Finding the Fourth Proportional to 18,243.32, 27,364.25 and 5,764.06

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Solution

The fourth proportional to 18,243.32, 27,364.25 and 5,764.06 is: 8,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.32 : 27,364.25 = 5,764.06 : x
  2. Step 2: Convert to fraction form
    18,243.32/27,364.25 = 5,764.06/x
  3. Step 3: Cross multiply
    18,243.32x = 27,364.25 × 5,764.06
  4. Step 4: Simplify right side
    18,243.32x = 157,729,110.44
  5. Step 5: Solve for x
    x = 157,729,110.44/18,243.32
  6. Step 6: Final answer
    x = 8,645.85

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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.