Home / 16,749.11-25,074.79-12,550.97

Finding the Fourth Proportional to 16,749.11, 25,074.79 and 12,550.97

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Solution

The fourth proportional to 16,749.11, 25,074.79 and 12,550.97 is: 18,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.11 : 25,074.79 = 12,550.97 : x
  2. Step 2: Convert to fraction form
    16,749.11/25,074.79 = 12,550.97/x
  3. Step 3: Cross multiply
    16,749.11x = 25,074.79 × 12,550.97
  4. Step 4: Simplify right side
    16,749.11x = 314,712,937.05
  5. Step 5: Solve for x
    x = 314,712,937.05/16,749.11
  6. Step 6: Final answer
    x = 18,789.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.