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Finding the Fourth Proportional to 23,906.80, 35,707.24 and 21,651.96

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Solution

The fourth proportional to 23,906.80, 35,707.24 and 21,651.96 is: 32,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,906.80 : 35,707.24 = 21,651.96 : x
  2. Step 2: Convert to fraction form
    23,906.80/35,707.24 = 21,651.96/x
  3. Step 3: Cross multiply
    23,906.80x = 35,707.24 × 21,651.96
  4. Step 4: Simplify right side
    23,906.80x = 773,131,732.19
  5. Step 5: Solve for x
    x = 773,131,732.19/23,906.80
  6. Step 6: Final answer
    x = 32,339.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.