Home / 33,012.96-45,507.60-27,958.56

Finding the Fourth Proportional to 33,012.96, 45,507.60 and 27,958.56

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Solution

The fourth proportional to 33,012.96, 45,507.60 and 27,958.56 is: 38,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012.96 : 45,507.60 = 27,958.56 : x
  2. Step 2: Convert to fraction form
    33,012.96/45,507.60 = 27,958.56/x
  3. Step 3: Cross multiply
    33,012.96x = 45,507.60 × 27,958.56
  4. Step 4: Simplify right side
    33,012.96x = 1,272,326,965.06
  5. Step 5: Solve for x
    x = 1,272,326,965.06/33,012.96
  6. Step 6: Final answer
    x = 38,540.23

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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.