Home / 16,729.22-23,086.76-9,175.88

Finding the Fourth Proportional to 16,729.22, 23,086.76 and 9,175.88

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Solution

The fourth proportional to 16,729.22, 23,086.76 and 9,175.88 is: 12,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.22 : 23,086.76 = 9,175.88 : x
  2. Step 2: Convert to fraction form
    16,729.22/23,086.76 = 9,175.88/x
  3. Step 3: Cross multiply
    16,729.22x = 23,086.76 × 9,175.88
  4. Step 4: Simplify right side
    16,729.22x = 211,841,339.35
  5. Step 5: Solve for x
    x = 211,841,339.35/16,729.22
  6. Step 6: Final answer
    x = 12,662.95

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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.