Home / 18,577.05-27,865.58-16,697.85

Finding the Fourth Proportional to 18,577.05, 27,865.58 and 16,697.85

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Solution

The fourth proportional to 18,577.05, 27,865.58 and 16,697.85 is: 25,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.05 : 27,865.58 = 16,697.85 : x
  2. Step 2: Convert to fraction form
    18,577.05/27,865.58 = 16,697.85/x
  3. Step 3: Cross multiply
    18,577.05x = 27,865.58 × 16,697.85
  4. Step 4: Simplify right side
    18,577.05x = 465,295,191.51
  5. Step 5: Solve for x
    x = 465,295,191.51/18,577.05
  6. Step 6: Final answer
    x = 25,046.78

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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.