Home / 17,209.59-23,704.99-12,165.14

Finding the Fourth Proportional to 17,209.59, 23,704.99 and 12,165.14

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Solution

The fourth proportional to 17,209.59, 23,704.99 and 12,165.14 is: 16,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.59 : 23,704.99 = 12,165.14 : x
  2. Step 2: Convert to fraction form
    17,209.59/23,704.99 = 12,165.14/x
  3. Step 3: Cross multiply
    17,209.59x = 23,704.99 × 12,165.14
  4. Step 4: Simplify right side
    17,209.59x = 288,374,505.39
  5. Step 5: Solve for x
    x = 288,374,505.39/17,209.59
  6. Step 6: Final answer
    x = 16,756.61

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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.