Home / 26,997.12-40,507.99-13,858.73

Finding the Fourth Proportional to 26,997.12, 40,507.99 and 13,858.73

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Solution

The fourth proportional to 26,997.12, 40,507.99 and 13,858.73 is: 20,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.12 : 40,507.99 = 13,858.73 : x
  2. Step 2: Convert to fraction form
    26,997.12/40,507.99 = 13,858.73/x
  3. Step 3: Cross multiply
    26,997.12x = 40,507.99 × 13,858.73
  4. Step 4: Simplify right side
    26,997.12x = 561,389,296.25
  5. Step 5: Solve for x
    x = 561,389,296.25/26,997.12
  6. Step 6: Final answer
    x = 20,794.41

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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.