Home / 12,299.94-18,450.19-4,403.00

Finding the Fourth Proportional to 12,299.94, 18,450.19 and 4,403.00

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Solution

The fourth proportional to 12,299.94, 18,450.19 and 4,403.00 is: 6,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.94 : 18,450.19 = 4,403.00 : x
  2. Step 2: Convert to fraction form
    12,299.94/18,450.19 = 4,403.00/x
  3. Step 3: Cross multiply
    12,299.94x = 18,450.19 × 4,403.00
  4. Step 4: Simplify right side
    12,299.94x = 81,236,129.26
  5. Step 5: Solve for x
    x = 81,236,129.26/12,299.94
  6. Step 6: Final answer
    x = 6,604.60

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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.