Home / 14,704.34-20,285.24-8,732.61

Finding the Fourth Proportional to 14,704.34, 20,285.24 and 8,732.61

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Solution

The fourth proportional to 14,704.34, 20,285.24 and 8,732.61 is: 12,046.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.34 : 20,285.24 = 8,732.61 : x
  2. Step 2: Convert to fraction form
    14,704.34/20,285.24 = 8,732.61/x
  3. Step 3: Cross multiply
    14,704.34x = 20,285.24 × 8,732.61
  4. Step 4: Simplify right side
    14,704.34x = 177,143,046.01
  5. Step 5: Solve for x
    x = 177,143,046.01/14,704.34
  6. Step 6: Final answer
    x = 12,046.99

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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.