Home / 26,997.58-37,279.56-16,942.78

Finding the Fourth Proportional to 26,997.58, 37,279.56 and 16,942.78

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Solution

The fourth proportional to 26,997.58, 37,279.56 and 16,942.78 is: 23,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.58 : 37,279.56 = 16,942.78 : x
  2. Step 2: Convert to fraction form
    26,997.58/37,279.56 = 16,942.78/x
  3. Step 3: Cross multiply
    26,997.58x = 37,279.56 × 16,942.78
  4. Step 4: Simplify right side
    26,997.58x = 631,619,383.58
  5. Step 5: Solve for x
    x = 631,619,383.58/26,997.58
  6. Step 6: Final answer
    x = 23,395.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.