Home / 26,747.96-36,873.72-18,765.44

Finding the Fourth Proportional to 26,747.96, 36,873.72 and 18,765.44

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Solution

The fourth proportional to 26,747.96, 36,873.72 and 18,765.44 is: 25,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,747.96 : 36,873.72 = 18,765.44 : x
  2. Step 2: Convert to fraction form
    26,747.96/36,873.72 = 18,765.44/x
  3. Step 3: Cross multiply
    26,747.96x = 36,873.72 × 18,765.44
  4. Step 4: Simplify right side
    26,747.96x = 691,951,580.24
  5. Step 5: Solve for x
    x = 691,951,580.24/26,747.96
  6. Step 6: Final answer
    x = 25,869.32

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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.