Home / 18,103.41-24,986.21-11,804.85

Finding the Fourth Proportional to 18,103.41, 24,986.21 and 11,804.85

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Solution

The fourth proportional to 18,103.41, 24,986.21 and 11,804.85 is: 16,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.41 : 24,986.21 = 11,804.85 : x
  2. Step 2: Convert to fraction form
    18,103.41/24,986.21 = 11,804.85/x
  3. Step 3: Cross multiply
    18,103.41x = 24,986.21 × 11,804.85
  4. Step 4: Simplify right side
    18,103.41x = 294,958,402.09
  5. Step 5: Solve for x
    x = 294,958,402.09/18,103.41
  6. Step 6: Final answer
    x = 16,292.97

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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.