Home / 27,725.43-41,571.05-11,940.51

Finding the Fourth Proportional to 27,725.43, 41,571.05 and 11,940.51

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Solution

The fourth proportional to 27,725.43, 41,571.05 and 11,940.51 is: 17,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725.43 : 41,571.05 = 11,940.51 : x
  2. Step 2: Convert to fraction form
    27,725.43/41,571.05 = 11,940.51/x
  3. Step 3: Cross multiply
    27,725.43x = 41,571.05 × 11,940.51
  4. Step 4: Simplify right side
    27,725.43x = 496,379,478.53
  5. Step 5: Solve for x
    x = 496,379,478.53/27,725.43
  6. Step 6: Final answer
    x = 17,903.40

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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.