Home / 27,799.88-41,711.40-11,171.75

Finding the Fourth Proportional to 27,799.88, 41,711.40 and 11,171.75

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Solution

The fourth proportional to 27,799.88, 41,711.40 and 11,171.75 is: 16,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,799.88 : 41,711.40 = 11,171.75 : x
  2. Step 2: Convert to fraction form
    27,799.88/41,711.40 = 11,171.75/x
  3. Step 3: Cross multiply
    27,799.88x = 41,711.40 × 11,171.75
  4. Step 4: Simplify right side
    27,799.88x = 465,989,124.39
  5. Step 5: Solve for x
    x = 465,989,124.39/27,799.88
  6. Step 6: Final answer
    x = 16,762.27

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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.