Home / 33,833.20-50,652.60-20,711.20

Finding the Fourth Proportional to 33,833.20, 50,652.60 and 20,711.20

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Solution

The fourth proportional to 33,833.20, 50,652.60 and 20,711.20 is: 31,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,833.20 : 50,652.60 = 20,711.20 : x
  2. Step 2: Convert to fraction form
    33,833.20/50,652.60 = 20,711.20/x
  3. Step 3: Cross multiply
    33,833.20x = 50,652.60 × 20,711.20
  4. Step 4: Simplify right side
    33,833.20x = 1,049,076,129.12
  5. Step 5: Solve for x
    x = 1,049,076,129.12/33,833.20
  6. Step 6: Final answer
    x = 31,007.30

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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.