Home / 33,519.33-46,218.77-21,403.88

Finding the Fourth Proportional to 33,519.33, 46,218.77 and 21,403.88

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Solution

The fourth proportional to 33,519.33, 46,218.77 and 21,403.88 is: 29,513.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.33 : 46,218.77 = 21,403.88 : x
  2. Step 2: Convert to fraction form
    33,519.33/46,218.77 = 21,403.88/x
  3. Step 3: Cross multiply
    33,519.33x = 46,218.77 × 21,403.88
  4. Step 4: Simplify right side
    33,519.33x = 989,261,162.43
  5. Step 5: Solve for x
    x = 989,261,162.43/33,519.33
  6. Step 6: Final answer
    x = 29,513.15

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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.