Home / 22,183.01-30,611.75-12,111.27

Finding the Fourth Proportional to 22,183.01, 30,611.75 and 12,111.27

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Solution

The fourth proportional to 22,183.01, 30,611.75 and 12,111.27 is: 16,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.01 : 30,611.75 = 12,111.27 : x
  2. Step 2: Convert to fraction form
    22,183.01/30,611.75 = 12,111.27/x
  3. Step 3: Cross multiply
    22,183.01x = 30,611.75 × 12,111.27
  4. Step 4: Simplify right side
    22,183.01x = 370,747,016.36
  5. Step 5: Solve for x
    x = 370,747,016.36/22,183.01
  6. Step 6: Final answer
    x = 16,713.11

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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.