Home / 26,621.94-39,849.85-19,609.88

Finding the Fourth Proportional to 26,621.94, 39,849.85 and 19,609.88

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Solution

The fourth proportional to 26,621.94, 39,849.85 and 19,609.88 is: 29,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.94 : 39,849.85 = 19,609.88 : x
  2. Step 2: Convert to fraction form
    26,621.94/39,849.85 = 19,609.88/x
  3. Step 3: Cross multiply
    26,621.94x = 39,849.85 × 19,609.88
  4. Step 4: Simplify right side
    26,621.94x = 781,450,601.78
  5. Step 5: Solve for x
    x = 781,450,601.78/26,621.94
  6. Step 6: Final answer
    x = 29,353.63

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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.