Home / 11,698.20-17,556.21-8,586.54

Finding the Fourth Proportional to 11,698.20, 17,556.21 and 8,586.54

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Solution

The fourth proportional to 11,698.20, 17,556.21 and 8,586.54 is: 12,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.20 : 17,556.21 = 8,586.54 : x
  2. Step 2: Convert to fraction form
    11,698.20/17,556.21 = 8,586.54/x
  3. Step 3: Cross multiply
    11,698.20x = 17,556.21 × 8,586.54
  4. Step 4: Simplify right side
    11,698.20x = 150,747,099.41
  5. Step 5: Solve for x
    x = 150,747,099.41/11,698.20
  6. Step 6: Final answer
    x = 12,886.35

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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.