Home / 23,183.64-31,993.02-13,111.74

Finding the Fourth Proportional to 23,183.64, 31,993.02 and 13,111.74

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Solution

The fourth proportional to 23,183.64, 31,993.02 and 13,111.74 is: 18,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.64 : 31,993.02 = 13,111.74 : x
  2. Step 2: Convert to fraction form
    23,183.64/31,993.02 = 13,111.74/x
  3. Step 3: Cross multiply
    23,183.64x = 31,993.02 × 13,111.74
  4. Step 4: Simplify right side
    23,183.64x = 419,484,160.05
  5. Step 5: Solve for x
    x = 419,484,160.05/23,183.64
  6. Step 6: Final answer
    x = 18,093.97

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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.