Home / 14,517.36-20,034.06-8,229.72

Finding the Fourth Proportional to 14,517.36, 20,034.06 and 8,229.72

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Solution

The fourth proportional to 14,517.36, 20,034.06 and 8,229.72 is: 11,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.36 : 20,034.06 = 8,229.72 : x
  2. Step 2: Convert to fraction form
    14,517.36/20,034.06 = 8,229.72/x
  3. Step 3: Cross multiply
    14,517.36x = 20,034.06 × 8,229.72
  4. Step 4: Simplify right side
    14,517.36x = 164,874,704.26
  5. Step 5: Solve for x
    x = 164,874,704.26/14,517.36
  6. Step 6: Final answer
    x = 11,357.07

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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.