Home / 11,786.58-16,279.65-10,234.08

Finding the Fourth Proportional to 11,786.58, 16,279.65 and 10,234.08

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Solution

The fourth proportional to 11,786.58, 16,279.65 and 10,234.08 is: 14,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.58 : 16,279.65 = 10,234.08 : x
  2. Step 2: Convert to fraction form
    11,786.58/16,279.65 = 10,234.08/x
  3. Step 3: Cross multiply
    11,786.58x = 16,279.65 × 10,234.08
  4. Step 4: Simplify right side
    11,786.58x = 166,607,240.47
  5. Step 5: Solve for x
    x = 166,607,240.47/11,786.58
  6. Step 6: Final answer
    x = 14,135.33

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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.