Home / 18,375.44-27,546.48-6,680.36

Finding the Fourth Proportional to 18,375.44, 27,546.48 and 6,680.36

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Solution

The fourth proportional to 18,375.44, 27,546.48 and 6,680.36 is: 10,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375.44 : 27,546.48 = 6,680.36 : x
  2. Step 2: Convert to fraction form
    18,375.44/27,546.48 = 6,680.36/x
  3. Step 3: Cross multiply
    18,375.44x = 27,546.48 × 6,680.36
  4. Step 4: Simplify right side
    18,375.44x = 184,020,403.13
  5. Step 5: Solve for x
    x = 184,020,403.13/18,375.44
  6. Step 6: Final answer
    x = 10,014.48

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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.