Home / 14,516.25-20,032.83-8,229.03

Finding the Fourth Proportional to 14,516.25, 20,032.83 and 8,229.03

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Solution

The fourth proportional to 14,516.25, 20,032.83 and 8,229.03 is: 11,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.25 : 20,032.83 = 8,229.03 : x
  2. Step 2: Convert to fraction form
    14,516.25/20,032.83 = 8,229.03/x
  3. Step 3: Cross multiply
    14,516.25x = 20,032.83 × 8,229.03
  4. Step 4: Simplify right side
    14,516.25x = 164,850,759.05
  5. Step 5: Solve for x
    x = 164,850,759.05/14,516.25
  6. Step 6: Final answer
    x = 11,356.29

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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.