Home / 27,121.16-37,424.82-15,941

Finding the Fourth Proportional to 27,121.16, 37,424.82 and 15,941

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Solution

The fourth proportional to 27,121.16, 37,424.82 and 15,941 is: 21,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,121.16 : 37,424.82 = 15,941 : x
  2. Step 2: Convert to fraction form
    27,121.16/37,424.82 = 15,941/x
  3. Step 3: Cross multiply
    27,121.16x = 37,424.82 × 15,941
  4. Step 4: Simplify right side
    27,121.16x = 596,589,055.62
  5. Step 5: Solve for x
    x = 596,589,055.62/27,121.16
  6. Step 6: Final answer
    x = 21,997.18

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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.