Home / 16,906.88-23,329.68-9,833.60

Finding the Fourth Proportional to 16,906.88, 23,329.68 and 9,833.60

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Solution

The fourth proportional to 16,906.88, 23,329.68 and 9,833.60 is: 13,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.88 : 23,329.68 = 9,833.60 : x
  2. Step 2: Convert to fraction form
    16,906.88/23,329.68 = 9,833.60/x
  3. Step 3: Cross multiply
    16,906.88x = 23,329.68 × 9,833.60
  4. Step 4: Simplify right side
    16,906.88x = 229,414,741.25
  5. Step 5: Solve for x
    x = 229,414,741.25/16,906.88
  6. Step 6: Final answer
    x = 13,569.31

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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.