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Finding the Fourth Proportional to 33,883.40, 50,882.70 and 25,128.20

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Solution

The fourth proportional to 33,883.40, 50,882.70 and 25,128.20 is: 37,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,883.40 : 50,882.70 = 25,128.20 : x
  2. Step 2: Convert to fraction form
    33,883.40/50,882.70 = 25,128.20/x
  3. Step 3: Cross multiply
    33,883.40x = 50,882.70 × 25,128.20
  4. Step 4: Simplify right side
    33,883.40x = 1,278,590,662.14
  5. Step 5: Solve for x
    x = 1,278,590,662.14/33,883.40
  6. Step 6: Final answer
    x = 37,735.02

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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.