Home / 22,014.16-30,379.41-11,942.62

Finding the Fourth Proportional to 22,014.16, 30,379.41 and 11,942.62

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Solution

The fourth proportional to 22,014.16, 30,379.41 and 11,942.62 is: 16,480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,014.16 : 30,379.41 = 11,942.62 : x
  2. Step 2: Convert to fraction form
    22,014.16/30,379.41 = 11,942.62/x
  3. Step 3: Cross multiply
    22,014.16x = 30,379.41 × 11,942.62
  4. Step 4: Simplify right side
    22,014.16x = 362,809,749.45
  5. Step 5: Solve for x
    x = 362,809,749.45/22,014.16
  6. Step 6: Final answer
    x = 16,480.74

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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.