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Finding the Fourth Proportional to 33,867.40, 50,858.70 and 25,112.20

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Solution

The fourth proportional to 33,867.40, 50,858.70 and 25,112.20 is: 37,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.40 : 50,858.70 = 25,112.20 : x
  2. Step 2: Convert to fraction form
    33,867.40/50,858.70 = 25,112.20/x
  3. Step 3: Cross multiply
    33,867.40x = 50,858.70 × 25,112.20
  4. Step 4: Simplify right side
    33,867.40x = 1,277,173,846.14
  5. Step 5: Solve for x
    x = 1,277,173,846.14/33,867.40
  6. Step 6: Final answer
    x = 37,711.01

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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.