Home / 19,093.39-28,606.19-7,975.61

Finding the Fourth Proportional to 19,093.39, 28,606.19 and 7,975.61

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Solution

The fourth proportional to 19,093.39, 28,606.19 and 7,975.61 is: 11,949.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.39 : 28,606.19 = 7,975.61 : x
  2. Step 2: Convert to fraction form
    19,093.39/28,606.19 = 7,975.61/x
  3. Step 3: Cross multiply
    19,093.39x = 28,606.19 × 7,975.61
  4. Step 4: Simplify right side
    19,093.39x = 228,151,745.57
  5. Step 5: Solve for x
    x = 228,151,745.57/19,093.39
  6. Step 6: Final answer
    x = 11,949.26

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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.