Home / 13,149.00-19,723.32-4,825.75

Finding the Fourth Proportional to 13,149.00, 19,723.32 and 4,825.75

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Solution

The fourth proportional to 13,149.00, 19,723.32 and 4,825.75 is: 7,238.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149.00 : 19,723.32 = 4,825.75 : x
  2. Step 2: Convert to fraction form
    13,149.00/19,723.32 = 4,825.75/x
  3. Step 3: Cross multiply
    13,149.00x = 19,723.32 × 4,825.75
  4. Step 4: Simplify right side
    13,149.00x = 95,179,868.21
  5. Step 5: Solve for x
    x = 95,179,868.21/13,149.00
  6. Step 6: Final answer
    x = 7,238.57

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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.