Home / 14,629.41-20,183.56-8,255.21

Finding the Fourth Proportional to 14,629.41, 20,183.56 and 8,255.21

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Solution

The fourth proportional to 14,629.41, 20,183.56 and 8,255.21 is: 11,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.41 : 20,183.56 = 8,255.21 : x
  2. Step 2: Convert to fraction form
    14,629.41/20,183.56 = 8,255.21/x
  3. Step 3: Cross multiply
    14,629.41x = 20,183.56 × 8,255.21
  4. Step 4: Simplify right side
    14,629.41x = 166,619,526.35
  5. Step 5: Solve for x
    x = 166,619,526.35/14,629.41
  6. Step 6: Final answer
    x = 11,389.35

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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.