Home / 36,481.62-54,725.13-13,108.26

Finding the Fourth Proportional to 36,481.62, 54,725.13 and 13,108.26

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Solution

The fourth proportional to 36,481.62, 54,725.13 and 13,108.26 is: 19,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.62 : 54,725.13 = 13,108.26 : x
  2. Step 2: Convert to fraction form
    36,481.62/54,725.13 = 13,108.26/x
  3. Step 3: Cross multiply
    36,481.62x = 54,725.13 × 13,108.26
  4. Step 4: Simplify right side
    36,481.62x = 717,351,232.57
  5. Step 5: Solve for x
    x = 717,351,232.57/36,481.62
  6. Step 6: Final answer
    x = 19,663.36

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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.