Home / 17,860.44-24,620.58-11,879.40

Finding the Fourth Proportional to 17,860.44, 24,620.58 and 11,879.40

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Solution

The fourth proportional to 17,860.44, 24,620.58 and 11,879.40 is: 16,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.44 : 24,620.58 = 11,879.40 : x
  2. Step 2: Convert to fraction form
    17,860.44/24,620.58 = 11,879.40/x
  3. Step 3: Cross multiply
    17,860.44x = 24,620.58 × 11,879.40
  4. Step 4: Simplify right side
    17,860.44x = 292,477,718.05
  5. Step 5: Solve for x
    x = 292,477,718.05/17,860.44
  6. Step 6: Final answer
    x = 16,375.73

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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.