Home / 27,603.12-38,092.48-15,028

Finding the Fourth Proportional to 27,603.12, 38,092.48 and 15,028

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Solution

The fourth proportional to 27,603.12, 38,092.48 and 15,028 is: 20,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.12 : 38,092.48 = 15,028 : x
  2. Step 2: Convert to fraction form
    27,603.12/38,092.48 = 15,028/x
  3. Step 3: Cross multiply
    27,603.12x = 38,092.48 × 15,028
  4. Step 4: Simplify right side
    27,603.12x = 572,453,789.44
  5. Step 5: Solve for x
    x = 572,453,789.44/27,603.12
  6. Step 6: Final answer
    x = 20,738.73

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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.