Home / 27,603.72-38,092.86-15,028.38

Finding the Fourth Proportional to 27,603.72, 38,092.86 and 15,028.38

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Solution

The fourth proportional to 27,603.72, 38,092.86 and 15,028.38 is: 20,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.72 : 38,092.86 = 15,028.38 : x
  2. Step 2: Convert to fraction form
    27,603.72/38,092.86 = 15,028.38/x
  3. Step 3: Cross multiply
    27,603.72x = 38,092.86 × 15,028.38
  4. Step 4: Simplify right side
    27,603.72x = 572,473,975.37
  5. Step 5: Solve for x
    x = 572,473,975.37/27,603.72
  6. Step 6: Final answer
    x = 20,739.02

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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.