Home / 26,906.41-40,359.16-12,104.88

Finding the Fourth Proportional to 26,906.41, 40,359.16 and 12,104.88

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Solution

The fourth proportional to 26,906.41, 40,359.16 and 12,104.88 is: 18,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.41 : 40,359.16 = 12,104.88 : x
  2. Step 2: Convert to fraction form
    26,906.41/40,359.16 = 12,104.88/x
  3. Step 3: Cross multiply
    26,906.41x = 40,359.16 × 12,104.88
  4. Step 4: Simplify right side
    26,906.41x = 488,542,652.49
  5. Step 5: Solve for x
    x = 488,542,652.49/26,906.41
  6. Step 6: Final answer
    x = 18,157.11

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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.