Home / 16,694.41-23,037.38-9,139.28

Finding the Fourth Proportional to 16,694.41, 23,037.38 and 9,139.28

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Solution

The fourth proportional to 16,694.41, 23,037.38 and 9,139.28 is: 12,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,694.41 : 23,037.38 = 9,139.28 : x
  2. Step 2: Convert to fraction form
    16,694.41/23,037.38 = 9,139.28/x
  3. Step 3: Cross multiply
    16,694.41x = 23,037.38 × 9,139.28
  4. Step 4: Simplify right side
    16,694.41x = 210,545,066.29
  5. Step 5: Solve for x
    x = 210,545,066.29/16,694.41
  6. Step 6: Final answer
    x = 12,611.71

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Half scale
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Double 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.