Home / 33,760.70-50,636.84-21,111.56

Finding the Fourth Proportional to 33,760.70, 50,636.84 and 21,111.56

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Solution

The fourth proportional to 33,760.70, 50,636.84 and 21,111.56 is: 31,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,760.70 : 50,636.84 = 21,111.56 : x
  2. Step 2: Convert to fraction form
    33,760.70/50,636.84 = 21,111.56/x
  3. Step 3: Cross multiply
    33,760.70x = 50,636.84 × 21,111.56
  4. Step 4: Simplify right side
    33,760.70x = 1,069,022,485.47
  5. Step 5: Solve for x
    x = 1,069,022,485.47/33,760.70
  6. Step 6: Final answer
    x = 31,664.71

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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.