Home / 16,716.41-23,067.74-9,162.76

Finding the Fourth Proportional to 16,716.41, 23,067.74 and 9,162.76

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Solution

The fourth proportional to 16,716.41, 23,067.74 and 9,162.76 is: 12,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.41 : 23,067.74 = 9,162.76 : x
  2. Step 2: Convert to fraction form
    16,716.41/23,067.74 = 9,162.76/x
  3. Step 3: Cross multiply
    16,716.41x = 23,067.74 × 9,162.76
  4. Step 4: Simplify right side
    16,716.41x = 211,364,004.21
  5. Step 5: Solve for x
    x = 211,364,004.21/16,716.41
  6. Step 6: Final answer
    x = 12,644.10

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Half scale
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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.