Home / 12,234.74-18,352.08-3,469.66

Finding the Fourth Proportional to 12,234.74, 18,352.08 and 3,469.66

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Solution

The fourth proportional to 12,234.74, 18,352.08 and 3,469.66 is: 5,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.74 : 18,352.08 = 3,469.66 : x
  2. Step 2: Convert to fraction form
    12,234.74/18,352.08 = 3,469.66/x
  3. Step 3: Cross multiply
    12,234.74x = 18,352.08 × 3,469.66
  4. Step 4: Simplify right side
    12,234.74x = 63,675,477.89
  5. Step 5: Solve for x
    x = 63,675,477.89/12,234.74
  6. Step 6: Final answer
    x = 5,204.48

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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.