Home / 19,697.42-27,168.54-11,733.50

Finding the Fourth Proportional to 19,697.42, 27,168.54 and 11,733.50

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Solution

The fourth proportional to 19,697.42, 27,168.54 and 11,733.50 is: 16,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,697.42 : 27,168.54 = 11,733.50 : x
  2. Step 2: Convert to fraction form
    19,697.42/27,168.54 = 11,733.50/x
  3. Step 3: Cross multiply
    19,697.42x = 27,168.54 × 11,733.50
  4. Step 4: Simplify right side
    19,697.42x = 318,782,064.09
  5. Step 5: Solve for x
    x = 318,782,064.09/19,697.42
  6. Step 6: Final answer
    x = 16,183.95

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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.