Home / 33,808.87-46,640.53-21,876.06

Finding the Fourth Proportional to 33,808.87, 46,640.53 and 21,876.06

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Solution

The fourth proportional to 33,808.87, 46,640.53 and 21,876.06 is: 30,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.87 : 46,640.53 = 21,876.06 : x
  2. Step 2: Convert to fraction form
    33,808.87/46,640.53 = 21,876.06/x
  3. Step 3: Cross multiply
    33,808.87x = 46,640.53 × 21,876.06
  4. Step 4: Simplify right side
    33,808.87x = 1,020,310,923.33
  5. Step 5: Solve for x
    x = 1,020,310,923.33/33,808.87
  6. Step 6: Final answer
    x = 30,178.80

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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.