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Finding the Fourth Proportional to 22,110.64, 33,179.63 and 8,963.12

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Solution

The fourth proportional to 22,110.64, 33,179.63 and 8,963.12 is: 13,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.64 : 33,179.63 = 8,963.12 : x
  2. Step 2: Convert to fraction form
    22,110.64/33,179.63 = 8,963.12/x
  3. Step 3: Cross multiply
    22,110.64x = 33,179.63 × 8,963.12
  4. Step 4: Simplify right side
    22,110.64x = 297,393,043.38
  5. Step 5: Solve for x
    x = 297,393,043.38/22,110.64
  6. Step 6: Final answer
    x = 13,450.22

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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.