Home / 27,796.75-38,359.52-15,049.93

Finding the Fourth Proportional to 27,796.75, 38,359.52 and 15,049.93

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Solution

The fourth proportional to 27,796.75, 38,359.52 and 15,049.93 is: 20,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.75 : 38,359.52 = 15,049.93 : x
  2. Step 2: Convert to fraction form
    27,796.75/38,359.52 = 15,049.93/x
  3. Step 3: Cross multiply
    27,796.75x = 38,359.52 × 15,049.93
  4. Step 4: Simplify right side
    27,796.75x = 577,308,032.56
  5. Step 5: Solve for x
    x = 577,308,032.56/27,796.75
  6. Step 6: Final answer
    x = 20,768.91

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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.