Home / 27,926.62-38,537.76-15,351.28

Finding the Fourth Proportional to 27,926.62, 38,537.76 and 15,351.28

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Solution

The fourth proportional to 27,926.62, 38,537.76 and 15,351.28 is: 21,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,926.62 : 38,537.76 = 15,351.28 : x
  2. Step 2: Convert to fraction form
    27,926.62/38,537.76 = 15,351.28/x
  3. Step 3: Cross multiply
    27,926.62x = 38,537.76 × 15,351.28
  4. Step 4: Simplify right side
    27,926.62x = 591,603,944.33
  5. Step 5: Solve for x
    x = 591,603,944.33/27,926.62
  6. Step 6: Final answer
    x = 21,184.23

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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.