Home / 37,121.62-51,227.91-21,206.03

Finding the Fourth Proportional to 37,121.62, 51,227.91 and 21,206.03

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Solution

The fourth proportional to 37,121.62, 51,227.91 and 21,206.03 is: 29,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.62 : 51,227.91 = 21,206.03 : x
  2. Step 2: Convert to fraction form
    37,121.62/51,227.91 = 21,206.03/x
  3. Step 3: Cross multiply
    37,121.62x = 51,227.91 × 21,206.03
  4. Step 4: Simplify right side
    37,121.62x = 1,086,340,596.30
  5. Step 5: Solve for x
    x = 1,086,340,596.30/37,121.62
  6. Step 6: Final answer
    x = 29,264.36

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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.