Home / 14,131.36-21,196.59-6,231.43

Finding the Fourth Proportional to 14,131.36, 21,196.59 and 6,231.43

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Solution

The fourth proportional to 14,131.36, 21,196.59 and 6,231.43 is: 9,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131.36 : 21,196.59 = 6,231.43 : x
  2. Step 2: Convert to fraction form
    14,131.36/21,196.59 = 6,231.43/x
  3. Step 3: Cross multiply
    14,131.36x = 21,196.59 × 6,231.43
  4. Step 4: Simplify right side
    14,131.36x = 132,085,069.95
  5. Step 5: Solve for x
    x = 132,085,069.95/14,131.36
  6. Step 6: Final answer
    x = 9,346.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.