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Finding the Fourth Proportional to 23,958.92, 33,063.28 and 13,893.21

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Solution

The fourth proportional to 23,958.92, 33,063.28 and 13,893.21 is: 19,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,958.92 : 33,063.28 = 13,893.21 : x
  2. Step 2: Convert to fraction form
    23,958.92/33,063.28 = 13,893.21/x
  3. Step 3: Cross multiply
    23,958.92x = 33,063.28 × 13,893.21
  4. Step 4: Simplify right side
    23,958.92x = 459,355,057.60
  5. Step 5: Solve for x
    x = 459,355,057.60/23,958.92
  6. Step 6: Final answer
    x = 19,172.61

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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.