Home / 33,190.20-45,800.34-19,762.44

Finding the Fourth Proportional to 33,190.20, 45,800.34 and 19,762.44

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Solution

The fourth proportional to 33,190.20, 45,800.34 and 19,762.44 is: 27,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.20 : 45,800.34 = 19,762.44 : x
  2. Step 2: Convert to fraction form
    33,190.20/45,800.34 = 19,762.44/x
  3. Step 3: Cross multiply
    33,190.20x = 45,800.34 × 19,762.44
  4. Step 4: Simplify right side
    33,190.20x = 905,126,471.23
  5. Step 5: Solve for x
    x = 905,126,471.23/33,190.20
  6. Step 6: Final answer
    x = 27,270.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.