Home / 27,603.30-38,092.56-15,028.05

Finding the Fourth Proportional to 27,603.30, 38,092.56 and 15,028.05

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Solution

The fourth proportional to 27,603.30, 38,092.56 and 15,028.05 is: 20,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.30 : 38,092.56 = 15,028.05 : x
  2. Step 2: Convert to fraction form
    27,603.30/38,092.56 = 15,028.05/x
  3. Step 3: Cross multiply
    27,603.30x = 38,092.56 × 15,028.05
  4. Step 4: Simplify right side
    27,603.30x = 572,456,896.31
  5. Step 5: Solve for x
    x = 572,456,896.31/27,603.30
  6. Step 6: Final answer
    x = 20,738.71

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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.