Home / 12,575.25-18,835.97-6,633.36

Finding the Fourth Proportional to 12,575.25, 18,835.97 and 6,633.36

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Solution

The fourth proportional to 12,575.25, 18,835.97 and 6,633.36 is: 9,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.25 : 18,835.97 = 6,633.36 : x
  2. Step 2: Convert to fraction form
    12,575.25/18,835.97 = 6,633.36/x
  3. Step 3: Cross multiply
    12,575.25x = 18,835.97 × 6,633.36
  4. Step 4: Simplify right side
    12,575.25x = 124,945,736.79
  5. Step 5: Solve for x
    x = 124,945,736.79/12,575.25
  6. Step 6: Final answer
    x = 9,935.85

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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.