Home / 19,120.15-26,375.11-12,034.27

Finding the Fourth Proportional to 19,120.15, 26,375.11 and 12,034.27

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Solution

The fourth proportional to 19,120.15, 26,375.11 and 12,034.27 is: 16,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,120.15 : 26,375.11 = 12,034.27 : x
  2. Step 2: Convert to fraction form
    19,120.15/26,375.11 = 12,034.27/x
  3. Step 3: Cross multiply
    19,120.15x = 26,375.11 × 12,034.27
  4. Step 4: Simplify right side
    19,120.15x = 317,405,195.02
  5. Step 5: Solve for x
    x = 317,405,195.02/19,120.15
  6. Step 6: Final answer
    x = 16,600.56

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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.