Home / 33,961.16-46,866.57-21,221.74

Finding the Fourth Proportional to 33,961.16, 46,866.57 and 21,221.74

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Solution

The fourth proportional to 33,961.16, 46,866.57 and 21,221.74 is: 29,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,961.16 : 46,866.57 = 21,221.74 : x
  2. Step 2: Convert to fraction form
    33,961.16/46,866.57 = 21,221.74/x
  3. Step 3: Cross multiply
    33,961.16x = 46,866.57 × 21,221.74
  4. Step 4: Simplify right side
    33,961.16x = 994,590,142.23
  5. Step 5: Solve for x
    x = 994,590,142.23/33,961.16
  6. Step 6: Final answer
    x = 29,286.10

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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.