Home / 14,091.44-19,388.57-12,196.98

Finding the Fourth Proportional to 14,091.44, 19,388.57 and 12,196.98

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Solution

The fourth proportional to 14,091.44, 19,388.57 and 12,196.98 is: 16,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.44 : 19,388.57 = 12,196.98 : x
  2. Step 2: Convert to fraction form
    14,091.44/19,388.57 = 12,196.98/x
  3. Step 3: Cross multiply
    14,091.44x = 19,388.57 × 12,196.98
  4. Step 4: Simplify right side
    14,091.44x = 236,481,939.53
  5. Step 5: Solve for x
    x = 236,481,939.53/14,091.44
  6. Step 6: Final answer
    x = 16,781.96

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