Home / 19,279.14-26,608.06-12,206.22

Finding the Fourth Proportional to 19,279.14, 26,608.06 and 12,206.22

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Solution

The fourth proportional to 19,279.14, 26,608.06 and 12,206.22 is: 16,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.14 : 26,608.06 = 12,206.22 : x
  2. Step 2: Convert to fraction form
    19,279.14/26,608.06 = 12,206.22/x
  3. Step 3: Cross multiply
    19,279.14x = 26,608.06 × 12,206.22
  4. Step 4: Simplify right side
    19,279.14x = 324,783,834.13
  5. Step 5: Solve for x
    x = 324,783,834.13/19,279.14
  6. Step 6: Final answer
    x = 16,846.39

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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.