Home / 12,902.26-19,353.38-3,668.26

Finding the Fourth Proportional to 12,902.26, 19,353.38 and 3,668.26

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Solution

The fourth proportional to 12,902.26, 19,353.38 and 3,668.26 is: 5,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.26 : 19,353.38 = 3,668.26 : x
  2. Step 2: Convert to fraction form
    12,902.26/19,353.38 = 3,668.26/x
  3. Step 3: Cross multiply
    12,902.26x = 19,353.38 × 3,668.26
  4. Step 4: Simplify right side
    12,902.26x = 70,993,229.72
  5. Step 5: Solve for x
    x = 70,993,229.72/12,902.26
  6. Step 6: Final answer
    x = 5,502.39

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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.