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Finding the Fourth Proportional to 33,806.97, 50,722.47 and 15,085.31

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Solution

The fourth proportional to 33,806.97, 50,722.47 and 15,085.31 is: 22,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,806.97 : 50,722.47 = 15,085.31 : x
  2. Step 2: Convert to fraction form
    33,806.97/50,722.47 = 15,085.31/x
  3. Step 3: Cross multiply
    33,806.97x = 50,722.47 × 15,085.31
  4. Step 4: Simplify right side
    33,806.97x = 765,163,930.30
  5. Step 5: Solve for x
    x = 765,163,930.30/33,806.97
  6. Step 6: Final answer
    x = 22,633.32

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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.