Home / 14,949.09-20,629.87-8,234.73

Finding the Fourth Proportional to 14,949.09, 20,629.87 and 8,234.73

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Solution

The fourth proportional to 14,949.09, 20,629.87 and 8,234.73 is: 11,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.09 : 20,629.87 = 8,234.73 : x
  2. Step 2: Convert to fraction form
    14,949.09/20,629.87 = 8,234.73/x
  3. Step 3: Cross multiply
    14,949.09x = 20,629.87 × 8,234.73
  4. Step 4: Simplify right side
    14,949.09x = 169,881,388.80
  5. Step 5: Solve for x
    x = 169,881,388.80/14,949.09
  6. Step 6: Final answer
    x = 11,364.00

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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.