Home / 11,743.20-17,614.80-11,196.45

Finding the Fourth Proportional to 11,743.20, 17,614.80 and 11,196.45

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Solution

The fourth proportional to 11,743.20, 17,614.80 and 11,196.45 is: 16,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.20 : 17,614.80 = 11,196.45 : x
  2. Step 2: Convert to fraction form
    11,743.20/17,614.80 = 11,196.45/x
  3. Step 3: Cross multiply
    11,743.20x = 17,614.80 × 11,196.45
  4. Step 4: Simplify right side
    11,743.20x = 197,223,227.46
  5. Step 5: Solve for x
    x = 197,223,227.46/11,743.20
  6. Step 6: Final answer
    x = 16,794.68

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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.