Home / 18,799.14-28,165.88-16,765.22

Finding the Fourth Proportional to 18,799.14, 28,165.88 and 16,765.22

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Solution

The fourth proportional to 18,799.14, 28,165.88 and 16,765.22 is: 25,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.14 : 28,165.88 = 16,765.22 : x
  2. Step 2: Convert to fraction form
    18,799.14/28,165.88 = 16,765.22/x
  3. Step 3: Cross multiply
    18,799.14x = 28,165.88 × 16,765.22
  4. Step 4: Simplify right side
    18,799.14x = 472,207,174.69
  5. Step 5: Solve for x
    x = 472,207,174.69/18,799.14
  6. Step 6: Final answer
    x = 25,118.55

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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.