Home / 19,738.88-27,251.52-12,296.96

Finding the Fourth Proportional to 19,738.88, 27,251.52 and 12,296.96

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Solution

The fourth proportional to 19,738.88, 27,251.52 and 12,296.96 is: 16,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.88 : 27,251.52 = 12,296.96 : x
  2. Step 2: Convert to fraction form
    19,738.88/27,251.52 = 12,296.96/x
  3. Step 3: Cross multiply
    19,738.88x = 27,251.52 × 12,296.96
  4. Step 4: Simplify right side
    19,738.88x = 335,110,851.38
  5. Step 5: Solve for x
    x = 335,110,851.38/19,738.88
  6. Step 6: Final answer
    x = 16,977.20

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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.