Home / 14,350.96-19,786.44-11,843.20

Finding the Fourth Proportional to 14,350.96, 19,786.44 and 11,843.20

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Solution

The fourth proportional to 14,350.96, 19,786.44 and 11,843.20 is: 16,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.96 : 19,786.44 = 11,843.20 : x
  2. Step 2: Convert to fraction form
    14,350.96/19,786.44 = 11,843.20/x
  3. Step 3: Cross multiply
    14,350.96x = 19,786.44 × 11,843.20
  4. Step 4: Simplify right side
    14,350.96x = 234,334,766.21
  5. Step 5: Solve for x
    x = 234,334,766.21/14,350.96
  6. Step 6: Final answer
    x = 16,328.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.