Home / 19,709.73-27,198.41-10,756.80

Finding the Fourth Proportional to 19,709.73, 27,198.41 and 10,756.80

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Solution

The fourth proportional to 19,709.73, 27,198.41 and 10,756.80 is: 14,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,709.73 : 27,198.41 = 10,756.80 : x
  2. Step 2: Convert to fraction form
    19,709.73/27,198.41 = 10,756.80/x
  3. Step 3: Cross multiply
    19,709.73x = 27,198.41 × 10,756.80
  4. Step 4: Simplify right side
    19,709.73x = 292,567,802.90
  5. Step 5: Solve for x
    x = 292,567,802.90/19,709.73
  6. Step 6: Final answer
    x = 14,843.83

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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.