Home / 12,009.45-16,573.37-6,704.61

Finding the Fourth Proportional to 12,009.45, 16,573.37 and 6,704.61

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Solution

The fourth proportional to 12,009.45, 16,573.37 and 6,704.61 is: 9,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.45 : 16,573.37 = 6,704.61 : x
  2. Step 2: Convert to fraction form
    12,009.45/16,573.37 = 6,704.61/x
  3. Step 3: Cross multiply
    12,009.45x = 16,573.37 × 6,704.61
  4. Step 4: Simplify right side
    12,009.45x = 111,117,982.24
  5. Step 5: Solve for x
    x = 111,117,982.24/12,009.45
  6. Step 6: Final answer
    x = 9,252.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.