Home / 24,771.87-37,156.41-18,115.20

Finding the Fourth Proportional to 24,771.87, 37,156.41 and 18,115.20

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Solution

The fourth proportional to 24,771.87, 37,156.41 and 18,115.20 is: 27,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,771.87 : 37,156.41 = 18,115.20 : x
  2. Step 2: Convert to fraction form
    24,771.87/37,156.41 = 18,115.20/x
  3. Step 3: Cross multiply
    24,771.87x = 37,156.41 × 18,115.20
  4. Step 4: Simplify right side
    24,771.87x = 673,095,798.43
  5. Step 5: Solve for x
    x = 673,095,798.43/24,771.87
  6. Step 6: Final answer
    x = 27,171.78

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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.