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Finding the Fourth Proportional to 33,805.91, 50,605.06 and 21,267.22

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Solution

The fourth proportional to 33,805.91, 50,605.06 and 21,267.22 is: 31,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,805.91 : 50,605.06 = 21,267.22 : x
  2. Step 2: Convert to fraction form
    33,805.91/50,605.06 = 21,267.22/x
  3. Step 3: Cross multiply
    33,805.91x = 50,605.06 × 21,267.22
  4. Step 4: Simplify right side
    33,805.91x = 1,076,228,944.13
  5. Step 5: Solve for x
    x = 1,076,228,944.13/33,805.91
  6. Step 6: Final answer
    x = 31,835.53

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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.