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Finding the Fourth Proportional to 33,871.40, 50,864.70 and 25,116.20

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Solution

The fourth proportional to 33,871.40, 50,864.70 and 25,116.20 is: 37,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.40 : 50,864.70 = 25,116.20 : x
  2. Step 2: Convert to fraction form
    33,871.40/50,864.70 = 25,116.20/x
  3. Step 3: Cross multiply
    33,871.40x = 50,864.70 × 25,116.20
  4. Step 4: Simplify right side
    33,871.40x = 1,277,527,978.14
  5. Step 5: Solve for x
    x = 1,277,527,978.14/33,871.40
  6. Step 6: Final answer
    x = 37,717.01

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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.