Home / 19,935.54-29,912.22-11,170.44

Finding the Fourth Proportional to 19,935.54, 29,912.22 and 11,170.44

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Solution

The fourth proportional to 19,935.54, 29,912.22 and 11,170.44 is: 16,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.54 : 29,912.22 = 11,170.44 : x
  2. Step 2: Convert to fraction form
    19,935.54/29,912.22 = 11,170.44/x
  3. Step 3: Cross multiply
    19,935.54x = 29,912.22 × 11,170.44
  4. Step 4: Simplify right side
    19,935.54x = 334,132,658.78
  5. Step 5: Solve for x
    x = 334,132,658.78/19,935.54
  6. Step 6: Final answer
    x = 16,760.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.