Home / 33,174.55-45,777.87-19,743.64

Finding the Fourth Proportional to 33,174.55, 45,777.87 and 19,743.64

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Solution

The fourth proportional to 33,174.55, 45,777.87 and 19,743.64 is: 27,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,174.55 : 45,777.87 = 19,743.64 : x
  2. Step 2: Convert to fraction form
    33,174.55/45,777.87 = 19,743.64/x
  3. Step 3: Cross multiply
    33,174.55x = 45,777.87 × 19,743.64
  4. Step 4: Simplify right side
    33,174.55x = 903,821,785.25
  5. Step 5: Solve for x
    x = 903,821,785.25/33,174.55
  6. Step 6: Final answer
    x = 27,244.43

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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.