Home / 13,464.46-18,584.04-8,740.54

Finding the Fourth Proportional to 13,464.46, 18,584.04 and 8,740.54

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Solution

The fourth proportional to 13,464.46, 18,584.04 and 8,740.54 is: 12,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.46 : 18,584.04 = 8,740.54 : x
  2. Step 2: Convert to fraction form
    13,464.46/18,584.04 = 8,740.54/x
  3. Step 3: Cross multiply
    13,464.46x = 18,584.04 × 8,740.54
  4. Step 4: Simplify right side
    13,464.46x = 162,434,544.98
  5. Step 5: Solve for x
    x = 162,434,544.98/13,464.46
  6. Step 6: Final answer
    x = 12,063.95

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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.