Home / 26,260.35-39,327.89-15,143.79

Finding the Fourth Proportional to 26,260.35, 39,327.89 and 15,143.79

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Solution

The fourth proportional to 26,260.35, 39,327.89 and 15,143.79 is: 22,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.35 : 39,327.89 = 15,143.79 : x
  2. Step 2: Convert to fraction form
    26,260.35/39,327.89 = 15,143.79/x
  3. Step 3: Cross multiply
    26,260.35x = 39,327.89 × 15,143.79
  4. Step 4: Simplify right side
    26,260.35x = 595,573,231.58
  5. Step 5: Solve for x
    x = 595,573,231.58/26,260.35
  6. Step 6: Final answer
    x = 22,679.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.