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Finding the Fourth Proportional to 22,706.64, 33,961.32 and 13,324.32

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Solution

The fourth proportional to 22,706.64, 33,961.32 and 13,324.32 is: 19,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,706.64 : 33,961.32 = 13,324.32 : x
  2. Step 2: Convert to fraction form
    22,706.64/33,961.32 = 13,324.32/x
  3. Step 3: Cross multiply
    22,706.64x = 33,961.32 × 13,324.32
  4. Step 4: Simplify right side
    22,706.64x = 452,511,495.30
  5. Step 5: Solve for x
    x = 452,511,495.30/22,706.64
  6. Step 6: Final answer
    x = 19,928.60

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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.