Home / 16,742.60-23,105.85-11,067.39

Finding the Fourth Proportional to 16,742.60, 23,105.85 and 11,067.39

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Solution

The fourth proportional to 16,742.60, 23,105.85 and 11,067.39 is: 15,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.60 : 23,105.85 = 11,067.39 : x
  2. Step 2: Convert to fraction form
    16,742.60/23,105.85 = 11,067.39/x
  3. Step 3: Cross multiply
    16,742.60x = 23,105.85 × 11,067.39
  4. Step 4: Simplify right side
    16,742.60x = 255,721,453.23
  5. Step 5: Solve for x
    x = 255,721,453.23/16,742.60
  6. Step 6: Final answer
    x = 15,273.70

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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.