Home / 27,122.24-37,427.16-15,185.37

Finding the Fourth Proportional to 27,122.24, 37,427.16 and 15,185.37

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Solution

The fourth proportional to 27,122.24, 37,427.16 and 15,185.37 is: 20,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,122.24 : 37,427.16 = 15,185.37 : x
  2. Step 2: Convert to fraction form
    27,122.24/37,427.16 = 15,185.37/x
  3. Step 3: Cross multiply
    27,122.24x = 37,427.16 × 15,185.37
  4. Step 4: Simplify right side
    27,122.24x = 568,345,469.95
  5. Step 5: Solve for x
    x = 568,345,469.95/27,122.24
  6. Step 6: Final answer
    x = 20,954.96

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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.