Home / 19,279.26-26,608.23-12,206.34

Finding the Fourth Proportional to 19,279.26, 26,608.23 and 12,206.34

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Solution

The fourth proportional to 19,279.26, 26,608.23 and 12,206.34 is: 16,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.26 : 26,608.23 = 12,206.34 : x
  2. Step 2: Convert to fraction form
    19,279.26/26,608.23 = 12,206.34/x
  3. Step 3: Cross multiply
    19,279.26x = 26,608.23 × 12,206.34
  4. Step 4: Simplify right side
    19,279.26x = 324,789,102.18
  5. Step 5: Solve for x
    x = 324,789,102.18/19,279.26
  6. Step 6: Final answer
    x = 16,846.55

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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.