Home / 11,890.80-17,836.20-10,797.30

Finding the Fourth Proportional to 11,890.80, 17,836.20 and 10,797.30

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Solution

The fourth proportional to 11,890.80, 17,836.20 and 10,797.30 is: 16,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.80 : 17,836.20 = 10,797.30 : x
  2. Step 2: Convert to fraction form
    11,890.80/17,836.20 = 10,797.30/x
  3. Step 3: Cross multiply
    11,890.80x = 17,836.20 × 10,797.30
  4. Step 4: Simplify right side
    11,890.80x = 192,582,802.26
  5. Step 5: Solve for x
    x = 192,582,802.26/11,890.80
  6. Step 6: Final answer
    x = 16,195.95

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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.