Home / 33,610.80-50,416.20-21,783.60

Finding the Fourth Proportional to 33,610.80, 50,416.20 and 21,783.60

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Solution

The fourth proportional to 33,610.80, 50,416.20 and 21,783.60 is: 32,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,610.80 : 50,416.20 = 21,783.60 : x
  2. Step 2: Convert to fraction form
    33,610.80/50,416.20 = 21,783.60/x
  3. Step 3: Cross multiply
    33,610.80x = 50,416.20 × 21,783.60
  4. Step 4: Simplify right side
    33,610.80x = 1,098,246,334.32
  5. Step 5: Solve for x
    x = 1,098,246,334.32/33,610.80
  6. Step 6: Final answer
    x = 32,675.40

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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.