Home / 14,954.02-20,629.69-8,662.75

Finding the Fourth Proportional to 14,954.02, 20,629.69 and 8,662.75

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Solution

The fourth proportional to 14,954.02, 20,629.69 and 8,662.75 is: 11,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.02 : 20,629.69 = 8,662.75 : x
  2. Step 2: Convert to fraction form
    14,954.02/20,629.69 = 8,662.75/x
  3. Step 3: Cross multiply
    14,954.02x = 20,629.69 × 8,662.75
  4. Step 4: Simplify right side
    14,954.02x = 178,709,847.05
  5. Step 5: Solve for x
    x = 178,709,847.05/14,954.02
  6. Step 6: Final answer
    x = 11,950.62

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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.