Home / 33,526.40-50,216.70-20,355.80

Finding the Fourth Proportional to 33,526.40, 50,216.70 and 20,355.80

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Solution

The fourth proportional to 33,526.40, 50,216.70 and 20,355.80 is: 30,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,526.40 : 50,216.70 = 20,355.80 : x
  2. Step 2: Convert to fraction form
    33,526.40/50,216.70 = 20,355.80/x
  3. Step 3: Cross multiply
    33,526.40x = 50,216.70 × 20,355.80
  4. Step 4: Simplify right side
    33,526.40x = 1,022,201,101.86
  5. Step 5: Solve for x
    x = 1,022,201,101.86/33,526.40
  6. Step 6: Final answer
    x = 30,489.44

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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.