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Finding the Fourth Proportional to 33,995.71, 50,980.50 and 11,194.21

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Solution

The fourth proportional to 33,995.71, 50,980.50 and 11,194.21 is: 16,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.71 : 50,980.50 = 11,194.21 : x
  2. Step 2: Convert to fraction form
    33,995.71/50,980.50 = 11,194.21/x
  3. Step 3: Cross multiply
    33,995.71x = 50,980.50 × 11,194.21
  4. Step 4: Simplify right side
    33,995.71x = 570,686,422.91
  5. Step 5: Solve for x
    x = 570,686,422.91/33,995.71
  6. Step 6: Final answer
    x = 16,787.01

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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.