Home / 27,472.88-41,194.70-18,710.30

Finding the Fourth Proportional to 27,472.88, 41,194.70 and 18,710.30

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Solution

The fourth proportional to 27,472.88, 41,194.70 and 18,710.30 is: 28,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,472.88 : 41,194.70 = 18,710.30 : x
  2. Step 2: Convert to fraction form
    27,472.88/41,194.70 = 18,710.30/x
  3. Step 3: Cross multiply
    27,472.88x = 41,194.70 × 18,710.30
  4. Step 4: Simplify right side
    27,472.88x = 770,765,195.41
  5. Step 5: Solve for x
    x = 770,765,195.41/27,472.88
  6. Step 6: Final answer
    x = 28,055.49

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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.