Home / 26,789.64-40,190.06-8,071.03

Finding the Fourth Proportional to 26,789.64, 40,190.06 and 8,071.03

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Solution

The fourth proportional to 26,789.64, 40,190.06 and 8,071.03 is: 12,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.64 : 40,190.06 = 8,071.03 : x
  2. Step 2: Convert to fraction form
    26,789.64/40,190.06 = 8,071.03/x
  3. Step 3: Cross multiply
    26,789.64x = 40,190.06 × 8,071.03
  4. Step 4: Simplify right side
    26,789.64x = 324,375,179.96
  5. Step 5: Solve for x
    x = 324,375,179.96/26,789.64
  6. Step 6: Final answer
    x = 12,108.23

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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.