Home / 33,321.02-49,956.84-20,170.28

Finding the Fourth Proportional to 33,321.02, 49,956.84 and 20,170.28

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Solution

The fourth proportional to 33,321.02, 49,956.84 and 20,170.28 is: 30,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.02 : 49,956.84 = 20,170.28 : x
  2. Step 2: Convert to fraction form
    33,321.02/49,956.84 = 20,170.28/x
  3. Step 3: Cross multiply
    33,321.02x = 49,956.84 × 20,170.28
  4. Step 4: Simplify right side
    33,321.02x = 1,007,643,450.72
  5. Step 5: Solve for x
    x = 1,007,643,450.72/33,321.02
  6. Step 6: Final answer
    x = 30,240.47

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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.