Home / 11,164.44-16,750.30-8,707.72

Finding the Fourth Proportional to 11,164.44, 16,750.30 and 8,707.72

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Solution

The fourth proportional to 11,164.44, 16,750.30 and 8,707.72 is: 13,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,164.44 : 16,750.30 = 8,707.72 : x
  2. Step 2: Convert to fraction form
    11,164.44/16,750.30 = 8,707.72/x
  3. Step 3: Cross multiply
    11,164.44x = 16,750.30 × 8,707.72
  4. Step 4: Simplify right side
    11,164.44x = 145,856,922.32
  5. Step 5: Solve for x
    x = 145,856,922.32/11,164.44
  6. Step 6: Final answer
    x = 13,064.42

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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.