Home / 12,006.21-17,996.99-4,608.67

Finding the Fourth Proportional to 12,006.21, 17,996.99 and 4,608.67

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Solution

The fourth proportional to 12,006.21, 17,996.99 and 4,608.67 is: 6,908.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.21 : 17,996.99 = 4,608.67 : x
  2. Step 2: Convert to fraction form
    12,006.21/17,996.99 = 4,608.67/x
  3. Step 3: Cross multiply
    12,006.21x = 17,996.99 × 4,608.67
  4. Step 4: Simplify right side
    12,006.21x = 82,942,199.42
  5. Step 5: Solve for x
    x = 82,942,199.42/12,006.21
  6. Step 6: Final answer
    x = 6,908.28

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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.