Home / 37,759.72-52,107.94-21,843.80

Finding the Fourth Proportional to 37,759.72, 52,107.94 and 21,843.80

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Solution

The fourth proportional to 37,759.72, 52,107.94 and 21,843.80 is: 30,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,759.72 : 52,107.94 = 21,843.80 : x
  2. Step 2: Convert to fraction form
    37,759.72/52,107.94 = 21,843.80/x
  3. Step 3: Cross multiply
    37,759.72x = 52,107.94 × 21,843.80
  4. Step 4: Simplify right side
    37,759.72x = 1,138,235,419.77
  5. Step 5: Solve for x
    x = 1,138,235,419.77/37,759.72
  6. Step 6: Final answer
    x = 30,144.17

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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.