Home / 19,751.20-27,256.98-11,794.12

Finding the Fourth Proportional to 19,751.20, 27,256.98 and 11,794.12

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Solution

The fourth proportional to 19,751.20, 27,256.98 and 11,794.12 is: 16,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751.20 : 27,256.98 = 11,794.12 : x
  2. Step 2: Convert to fraction form
    19,751.20/27,256.98 = 11,794.12/x
  3. Step 3: Cross multiply
    19,751.20x = 27,256.98 × 11,794.12
  4. Step 4: Simplify right side
    19,751.20x = 321,472,092.96
  5. Step 5: Solve for x
    x = 321,472,092.96/19,751.20
  6. Step 6: Final answer
    x = 16,276.08

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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.