Home / 13,272.09-19,896.52-5,369.73

Finding the Fourth Proportional to 13,272.09, 19,896.52 and 5,369.73

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Solution

The fourth proportional to 13,272.09, 19,896.52 and 5,369.73 is: 8,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.09 : 19,896.52 = 5,369.73 : x
  2. Step 2: Convert to fraction form
    13,272.09/19,896.52 = 5,369.73/x
  3. Step 3: Cross multiply
    13,272.09x = 19,896.52 × 5,369.73
  4. Step 4: Simplify right side
    13,272.09x = 106,838,940.34
  5. Step 5: Solve for x
    x = 106,838,940.34/13,272.09
  6. Step 6: Final answer
    x = 8,049.90

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1.5x scale

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.