Home / 29,811.88-41,112.12-19,584.92

Finding the Fourth Proportional to 29,811.88, 41,112.12 and 19,584.92

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Solution

The fourth proportional to 29,811.88, 41,112.12 and 19,584.92 is: 27,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811.88 : 41,112.12 = 19,584.92 : x
  2. Step 2: Convert to fraction form
    29,811.88/41,112.12 = 19,584.92/x
  3. Step 3: Cross multiply
    29,811.88x = 41,112.12 × 19,584.92
  4. Step 4: Simplify right side
    29,811.88x = 805,177,757.45
  5. Step 5: Solve for x
    x = 805,177,757.45/29,811.88
  6. Step 6: Final answer
    x = 27,008.62

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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.