Home / 33,885.70-46,778.79-22,561.90

Finding the Fourth Proportional to 33,885.70, 46,778.79 and 22,561.90

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Solution

The fourth proportional to 33,885.70, 46,778.79 and 22,561.90 is: 31,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.70 : 46,778.79 = 22,561.90 : x
  2. Step 2: Convert to fraction form
    33,885.70/46,778.79 = 22,561.90/x
  3. Step 3: Cross multiply
    33,885.70x = 46,778.79 × 22,561.90
  4. Step 4: Simplify right side
    33,885.70x = 1,055,418,382.10
  5. Step 5: Solve for x
    x = 1,055,418,382.10/33,885.70
  6. Step 6: Final answer
    x = 31,146.42

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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.