Home / 16,729.75-23,087.36-9,175.62

Finding the Fourth Proportional to 16,729.75, 23,087.36 and 9,175.62

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Solution

The fourth proportional to 16,729.75, 23,087.36 and 9,175.62 is: 12,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.75 : 23,087.36 = 9,175.62 : x
  2. Step 2: Convert to fraction form
    16,729.75/23,087.36 = 9,175.62/x
  3. Step 3: Cross multiply
    16,729.75x = 23,087.36 × 9,175.62
  4. Step 4: Simplify right side
    16,729.75x = 211,840,951.68
  5. Step 5: Solve for x
    x = 211,840,951.68/16,729.75
  6. Step 6: Final answer
    x = 12,662.53

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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.