Home / 12,414.16-17,131.40-6,825.04

Finding the Fourth Proportional to 12,414.16, 17,131.40 and 6,825.04

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Solution

The fourth proportional to 12,414.16, 17,131.40 and 6,825.04 is: 9,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.16 : 17,131.40 = 6,825.04 : x
  2. Step 2: Convert to fraction form
    12,414.16/17,131.40 = 6,825.04/x
  3. Step 3: Cross multiply
    12,414.16x = 17,131.40 × 6,825.04
  4. Step 4: Simplify right side
    12,414.16x = 116,922,490.26
  5. Step 5: Solve for x
    x = 116,922,490.26/12,414.16
  6. Step 6: Final answer
    x = 9,418.48

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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.