Home / 27,896.61-38,497.32-15,149.73

Finding the Fourth Proportional to 27,896.61, 38,497.32 and 15,149.73

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Solution

The fourth proportional to 27,896.61, 38,497.32 and 15,149.73 is: 20,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.61 : 38,497.32 = 15,149.73 : x
  2. Step 2: Convert to fraction form
    27,896.61/38,497.32 = 15,149.73/x
  3. Step 3: Cross multiply
    27,896.61x = 38,497.32 × 15,149.73
  4. Step 4: Simplify right side
    27,896.61x = 583,224,003.72
  5. Step 5: Solve for x
    x = 583,224,003.72/27,896.61
  6. Step 6: Final answer
    x = 20,906.63

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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.