Home / 12,466.20-18,700.11-4,674.54

Finding the Fourth Proportional to 12,466.20, 18,700.11 and 4,674.54

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Solution

The fourth proportional to 12,466.20, 18,700.11 and 4,674.54 is: 7,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.20 : 18,700.11 = 4,674.54 : x
  2. Step 2: Convert to fraction form
    12,466.20/18,700.11 = 4,674.54/x
  3. Step 3: Cross multiply
    12,466.20x = 18,700.11 × 4,674.54
  4. Step 4: Simplify right side
    12,466.20x = 87,414,412.20
  5. Step 5: Solve for x
    x = 87,414,412.20/12,466.20
  6. Step 6: Final answer
    x = 7,012.11

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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.