Home / 14,705.34-20,286.61-8,733.61

Finding the Fourth Proportional to 14,705.34, 20,286.61 and 8,733.61

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Solution

The fourth proportional to 14,705.34, 20,286.61 and 8,733.61 is: 12,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,705.34 : 20,286.61 = 8,733.61 : x
  2. Step 2: Convert to fraction form
    14,705.34/20,286.61 = 8,733.61/x
  3. Step 3: Cross multiply
    14,705.34x = 20,286.61 × 8,733.61
  4. Step 4: Simplify right side
    14,705.34x = 177,175,339.96
  5. Step 5: Solve for x
    x = 177,175,339.96/14,705.34
  6. Step 6: Final answer
    x = 12,048.37

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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.