Home / 25,105.71-37,584.60-21,991.80

Finding the Fourth Proportional to 25,105.71, 37,584.60 and 21,991.80

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Solution

The fourth proportional to 25,105.71, 37,584.60 and 21,991.80 is: 32,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.71 : 37,584.60 = 21,991.80 : x
  2. Step 2: Convert to fraction form
    25,105.71/37,584.60 = 21,991.80/x
  3. Step 3: Cross multiply
    25,105.71x = 37,584.60 × 21,991.80
  4. Step 4: Simplify right side
    25,105.71x = 826,553,006.28
  5. Step 5: Solve for x
    x = 826,553,006.28/25,105.71
  6. Step 6: Final answer
    x = 32,922.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.