Home / 13,262.72-19,896.92-4,497.44

Finding the Fourth Proportional to 13,262.72, 19,896.92 and 4,497.44

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Solution

The fourth proportional to 13,262.72, 19,896.92 and 4,497.44 is: 6,747.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.72 : 19,896.92 = 4,497.44 : x
  2. Step 2: Convert to fraction form
    13,262.72/19,896.92 = 4,497.44/x
  3. Step 3: Cross multiply
    13,262.72x = 19,896.92 × 4,497.44
  4. Step 4: Simplify right side
    13,262.72x = 89,485,203.88
  5. Step 5: Solve for x
    x = 89,485,203.88/13,262.72
  6. Step 6: Final answer
    x = 6,747.12

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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.