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Finding the Fourth Proportional to 33,891.40, 50,837.10 and 27,330.40

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Solution

The fourth proportional to 33,891.40, 50,837.10 and 27,330.40 is: 40,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,891.40 : 50,837.10 = 27,330.40 : x
  2. Step 2: Convert to fraction form
    33,891.40/50,837.10 = 27,330.40/x
  3. Step 3: Cross multiply
    33,891.40x = 50,837.10 × 27,330.40
  4. Step 4: Simplify right side
    33,891.40x = 1,389,398,277.84
  5. Step 5: Solve for x
    x = 1,389,398,277.84/33,891.40
  6. Step 6: Final answer
    x = 40,995.60

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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.