Home / 27,894.24-38,496.34-15,961.48

Finding the Fourth Proportional to 27,894.24, 38,496.34 and 15,961.48

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Solution

The fourth proportional to 27,894.24, 38,496.34 and 15,961.48 is: 22,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,894.24 : 38,496.34 = 15,961.48 : x
  2. Step 2: Convert to fraction form
    27,894.24/38,496.34 = 15,961.48/x
  3. Step 3: Cross multiply
    27,894.24x = 38,496.34 × 15,961.48
  4. Step 4: Simplify right side
    27,894.24x = 614,458,560.98
  5. Step 5: Solve for x
    x = 614,458,560.98/27,894.24
  6. Step 6: Final answer
    x = 22,028.15

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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.