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Finding the Fourth Proportional to 33,967.76, 50,947.99 and 20,797.16

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Solution

The fourth proportional to 33,967.76, 50,947.99 and 20,797.16 is: 31,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,967.76 : 50,947.99 = 20,797.16 : x
  2. Step 2: Convert to fraction form
    33,967.76/50,947.99 = 20,797.16/x
  3. Step 3: Cross multiply
    33,967.76x = 50,947.99 × 20,797.16
  4. Step 4: Simplify right side
    33,967.76x = 1,059,573,192.98
  5. Step 5: Solve for x
    x = 1,059,573,192.98/33,967.76
  6. Step 6: Final answer
    x = 31,193.50

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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.