Home / 16,847.66-25,250.99-11,918.72

Finding the Fourth Proportional to 16,847.66, 25,250.99 and 11,918.72

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Solution

The fourth proportional to 16,847.66, 25,250.99 and 11,918.72 is: 17,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.66 : 25,250.99 = 11,918.72 : x
  2. Step 2: Convert to fraction form
    16,847.66/25,250.99 = 11,918.72/x
  3. Step 3: Cross multiply
    16,847.66x = 25,250.99 × 11,918.72
  4. Step 4: Simplify right side
    16,847.66x = 300,959,293.68
  5. Step 5: Solve for x
    x = 300,959,293.68/16,847.66
  6. Step 6: Final answer
    x = 17,863.57

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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.