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Finding the Fourth Proportional to 22,614.72, 33,922.17 and 9,457.86

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Solution

The fourth proportional to 22,614.72, 33,922.17 and 9,457.86 is: 14,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.72 : 33,922.17 = 9,457.86 : x
  2. Step 2: Convert to fraction form
    22,614.72/33,922.17 = 9,457.86/x
  3. Step 3: Cross multiply
    22,614.72x = 33,922.17 × 9,457.86
  4. Step 4: Simplify right side
    22,614.72x = 320,831,235.36
  5. Step 5: Solve for x
    x = 320,831,235.36/22,614.72
  6. Step 6: Final answer
    x = 14,186.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.