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Finding the Fourth Proportional to 23,922.86, 33,013.86 and 13,169.03

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Solution

The fourth proportional to 23,922.86, 33,013.86 and 13,169.03 is: 18,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,922.86 : 33,013.86 = 13,169.03 : x
  2. Step 2: Convert to fraction form
    23,922.86/33,013.86 = 13,169.03/x
  3. Step 3: Cross multiply
    23,922.86x = 33,013.86 × 13,169.03
  4. Step 4: Simplify right side
    23,922.86x = 434,760,512.76
  5. Step 5: Solve for x
    x = 434,760,512.76/23,922.86
  6. Step 6: Final answer
    x = 18,173.43

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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.