Home / 15,350.70-22,997.70-8,757.30

Finding the Fourth Proportional to 15,350.70, 22,997.70 and 8,757.30

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Solution

The fourth proportional to 15,350.70, 22,997.70 and 8,757.30 is: 13,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,350.70 : 22,997.70 = 8,757.30 : x
  2. Step 2: Convert to fraction form
    15,350.70/22,997.70 = 8,757.30/x
  3. Step 3: Cross multiply
    15,350.70x = 22,997.70 × 8,757.30
  4. Step 4: Simplify right side
    15,350.70x = 201,397,758.21
  5. Step 5: Solve for x
    x = 201,397,758.21/15,350.70
  6. Step 6: Final answer
    x = 13,119.78

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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.