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Finding the Fourth Proportional to 33,991.20, 50,938.20 and 25,036.65

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Solution

The fourth proportional to 33,991.20, 50,938.20 and 25,036.65 is: 37,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,991.20 : 50,938.20 = 25,036.65 : x
  2. Step 2: Convert to fraction form
    33,991.20/50,938.20 = 25,036.65/x
  3. Step 3: Cross multiply
    33,991.20x = 50,938.20 × 25,036.65
  4. Step 4: Simplify right side
    33,991.20x = 1,275,321,885.03
  5. Step 5: Solve for x
    x = 1,275,321,885.03/33,991.20
  6. Step 6: Final answer
    x = 37,519.18

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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.