Home / 11,063.82-16,579.53-8,729.55

Finding the Fourth Proportional to 11,063.82, 16,579.53 and 8,729.55

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Solution

The fourth proportional to 11,063.82, 16,579.53 and 8,729.55 is: 13,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.82 : 16,579.53 = 8,729.55 : x
  2. Step 2: Convert to fraction form
    11,063.82/16,579.53 = 8,729.55/x
  3. Step 3: Cross multiply
    11,063.82x = 16,579.53 × 8,729.55
  4. Step 4: Simplify right side
    11,063.82x = 144,731,836.11
  5. Step 5: Solve for x
    x = 144,731,836.11/11,063.82
  6. Step 6: Final answer
    x = 13,081.54

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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.