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Finding the Fourth Proportional to 23,992.97, 33,143.76 and 22,731.80

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Solution

The fourth proportional to 23,992.97, 33,143.76 and 22,731.80 is: 31,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.97 : 33,143.76 = 22,731.80 : x
  2. Step 2: Convert to fraction form
    23,992.97/33,143.76 = 22,731.80/x
  3. Step 3: Cross multiply
    23,992.97x = 33,143.76 × 22,731.80
  4. Step 4: Simplify right side
    23,992.97x = 753,417,157.85
  5. Step 5: Solve for x
    x = 753,417,157.85/23,992.97
  6. Step 6: Final answer
    x = 31,401.59

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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.