Home / 20,084.26-27,716.99-12,124.93

Finding the Fourth Proportional to 20,084.26, 27,716.99 and 12,124.93

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Solution

The fourth proportional to 20,084.26, 27,716.99 and 12,124.93 is: 16,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.26 : 27,716.99 = 12,124.93 : x
  2. Step 2: Convert to fraction form
    20,084.26/27,716.99 = 12,124.93/x
  3. Step 3: Cross multiply
    20,084.26x = 27,716.99 × 12,124.93
  4. Step 4: Simplify right side
    20,084.26x = 336,066,563.56
  5. Step 5: Solve for x
    x = 336,066,563.56/20,084.26
  6. Step 6: Final answer
    x = 16,732.83

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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.