Home / 13,163.94-19,753.72-4,849.80

Finding the Fourth Proportional to 13,163.94, 19,753.72 and 4,849.80

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Solution

The fourth proportional to 13,163.94, 19,753.72 and 4,849.80 is: 7,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.94 : 19,753.72 = 4,849.80 : x
  2. Step 2: Convert to fraction form
    13,163.94/19,753.72 = 4,849.80/x
  3. Step 3: Cross multiply
    13,163.94x = 19,753.72 × 4,849.80
  4. Step 4: Simplify right side
    13,163.94x = 95,801,591.26
  5. Step 5: Solve for x
    x = 95,801,591.26/13,163.94
  6. Step 6: Final answer
    x = 7,277.58

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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.