Home / 11,183.66-16,691.73-10,999.11

Finding the Fourth Proportional to 11,183.66, 16,691.73 and 10,999.11

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Solution

The fourth proportional to 11,183.66, 16,691.73 and 10,999.11 is: 16,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.66 : 16,691.73 = 10,999.11 : x
  2. Step 2: Convert to fraction form
    11,183.66/16,691.73 = 10,999.11/x
  3. Step 3: Cross multiply
    11,183.66x = 16,691.73 × 10,999.11
  4. Step 4: Simplify right side
    11,183.66x = 183,594,174.36
  5. Step 5: Solve for x
    x = 183,594,174.36/11,183.66
  6. Step 6: Final answer
    x = 16,416.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.