Home / 33,712.40-50,542.20-20,562.32

Finding the Fourth Proportional to 33,712.40, 50,542.20 and 20,562.32

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Solution

The fourth proportional to 33,712.40, 50,542.20 and 20,562.32 is: 30,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,712.40 : 50,542.20 = 20,562.32 : x
  2. Step 2: Convert to fraction form
    33,712.40/50,542.20 = 20,562.32/x
  3. Step 3: Cross multiply
    33,712.40x = 50,542.20 × 20,562.32
  4. Step 4: Simplify right side
    33,712.40x = 1,039,264,889.90
  5. Step 5: Solve for x
    x = 1,039,264,889.90/33,712.40
  6. Step 6: Final answer
    x = 30,827.38

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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.