Home / 33,511.01-46,233.62-21,418.56

Finding the Fourth Proportional to 33,511.01, 46,233.62 and 21,418.56

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Solution

The fourth proportional to 33,511.01, 46,233.62 and 21,418.56 is: 29,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,511.01 : 46,233.62 = 21,418.56 : x
  2. Step 2: Convert to fraction form
    33,511.01/46,233.62 = 21,418.56/x
  3. Step 3: Cross multiply
    33,511.01x = 46,233.62 × 21,418.56
  4. Step 4: Simplify right side
    33,511.01x = 990,257,456.89
  5. Step 5: Solve for x
    x = 990,257,456.89/33,511.01
  6. Step 6: Final answer
    x = 29,550.22

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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.