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Finding the Fourth Proportional to 33,995.66, 46,920.76 and 21,723.22

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Solution

The fourth proportional to 33,995.66, 46,920.76 and 21,723.22 is: 29,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.66 : 46,920.76 = 21,723.22 : x
  2. Step 2: Convert to fraction form
    33,995.66/46,920.76 = 21,723.22/x
  3. Step 3: Cross multiply
    33,995.66x = 46,920.76 × 21,723.22
  4. Step 4: Simplify right side
    33,995.66x = 1,019,269,992.05
  5. Step 5: Solve for x
    x = 1,019,269,992.05/33,995.66
  6. Step 6: Final answer
    x = 29,982.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.