Home / 12,295.07-18,450-4,396.97

Finding the Fourth Proportional to 12,295.07, 18,450 and 4,396.97

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Solution

The fourth proportional to 12,295.07, 18,450 and 4,396.97 is: 6,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.07 : 18,450 = 4,396.97 : x
  2. Step 2: Convert to fraction form
    12,295.07/18,450 = 4,396.97/x
  3. Step 3: Cross multiply
    12,295.07x = 18,450 × 4,396.97
  4. Step 4: Simplify right side
    12,295.07x = 81,124,004.25
  5. Step 5: Solve for x
    x = 81,124,004.25/12,295.07
  6. Step 6: Final answer
    x = 6,598.09

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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.