Home / 16,968.24-23,418.36-9,517.68

Finding the Fourth Proportional to 16,968.24, 23,418.36 and 9,517.68

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Solution

The fourth proportional to 16,968.24, 23,418.36 and 9,517.68 is: 13,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.24 : 23,418.36 = 9,517.68 : x
  2. Step 2: Convert to fraction form
    16,968.24/23,418.36 = 9,517.68/x
  3. Step 3: Cross multiply
    16,968.24x = 23,418.36 × 9,517.68
  4. Step 4: Simplify right side
    16,968.24x = 222,888,456.60
  5. Step 5: Solve for x
    x = 222,888,456.60/16,968.24
  6. Step 6: Final answer
    x = 13,135.63

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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.