Home / 33,202.24-45,815.36-19,771.60

Finding the Fourth Proportional to 33,202.24, 45,815.36 and 19,771.60

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Solution

The fourth proportional to 33,202.24, 45,815.36 and 19,771.60 is: 27,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,202.24 : 45,815.36 = 19,771.60 : x
  2. Step 2: Convert to fraction form
    33,202.24/45,815.36 = 19,771.60/x
  3. Step 3: Cross multiply
    33,202.24x = 45,815.36 × 19,771.60
  4. Step 4: Simplify right side
    33,202.24x = 905,842,971.78
  5. Step 5: Solve for x
    x = 905,842,971.78/33,202.24
  6. Step 6: Final answer
    x = 27,282.59

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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.