Home / 33,132.56-45,707.87-19,696.19

Finding the Fourth Proportional to 33,132.56, 45,707.87 and 19,696.19

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Solution

The fourth proportional to 33,132.56, 45,707.87 and 19,696.19 is: 27,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.56 : 45,707.87 = 19,696.19 : x
  2. Step 2: Convert to fraction form
    33,132.56/45,707.87 = 19,696.19/x
  3. Step 3: Cross multiply
    33,132.56x = 45,707.87 × 19,696.19
  4. Step 4: Simplify right side
    33,132.56x = 900,270,793.53
  5. Step 5: Solve for x
    x = 900,270,793.53/33,132.56
  6. Step 6: Final answer
    x = 27,171.78

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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.