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Finding the Fourth Proportional to 22,044.10, 33,008.64 and 12,162.64

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Solution

The fourth proportional to 22,044.10, 33,008.64 and 12,162.64 is: 18,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,044.10 : 33,008.64 = 12,162.64 : x
  2. Step 2: Convert to fraction form
    22,044.10/33,008.64 = 12,162.64/x
  3. Step 3: Cross multiply
    22,044.10x = 33,008.64 × 12,162.64
  4. Step 4: Simplify right side
    22,044.10x = 401,472,205.21
  5. Step 5: Solve for x
    x = 401,472,205.21/22,044.10
  6. Step 6: Final answer
    x = 18,212.23

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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.