Home / 11,992.23-16,548.44-6,687.36

Finding the Fourth Proportional to 11,992.23, 16,548.44 and 6,687.36

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Solution

The fourth proportional to 11,992.23, 16,548.44 and 6,687.36 is: 9,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.23 : 16,548.44 = 6,687.36 : x
  2. Step 2: Convert to fraction form
    11,992.23/16,548.44 = 6,687.36/x
  3. Step 3: Cross multiply
    11,992.23x = 16,548.44 × 6,687.36
  4. Step 4: Simplify right side
    11,992.23x = 110,665,342.28
  5. Step 5: Solve for x
    x = 110,665,342.28/11,992.23
  6. Step 6: Final answer
    x = 9,228.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.