Home / 19,733.89-27,240.55-12,183.27

Finding the Fourth Proportional to 19,733.89, 27,240.55 and 12,183.27

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Solution

The fourth proportional to 19,733.89, 27,240.55 and 12,183.27 is: 16,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,733.89 : 27,240.55 = 12,183.27 : x
  2. Step 2: Convert to fraction form
    19,733.89/27,240.55 = 12,183.27/x
  3. Step 3: Cross multiply
    19,733.89x = 27,240.55 × 12,183.27
  4. Step 4: Simplify right side
    19,733.89x = 331,878,839.40
  5. Step 5: Solve for x
    x = 331,878,839.40/19,733.89
  6. Step 6: Final answer
    x = 16,817.71

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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.