Home / 33,821.28-50,721.14-11,629.32

Finding the Fourth Proportional to 33,821.28, 50,721.14 and 11,629.32

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Solution

The fourth proportional to 33,821.28, 50,721.14 and 11,629.32 is: 17,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.28 : 50,721.14 = 11,629.32 : x
  2. Step 2: Convert to fraction form
    33,821.28/50,721.14 = 11,629.32/x
  3. Step 3: Cross multiply
    33,821.28x = 50,721.14 × 11,629.32
  4. Step 4: Simplify right side
    33,821.28x = 589,852,367.82
  5. Step 5: Solve for x
    x = 589,852,367.82/33,821.28
  6. Step 6: Final answer
    x = 17,440.27

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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.