Home / 19,719.36-27,212.94-10,766.97

Finding the Fourth Proportional to 19,719.36, 27,212.94 and 10,766.97

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Solution

The fourth proportional to 19,719.36, 27,212.94 and 10,766.97 is: 14,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.36 : 27,212.94 = 10,766.97 : x
  2. Step 2: Convert to fraction form
    19,719.36/27,212.94 = 10,766.97/x
  3. Step 3: Cross multiply
    19,719.36x = 27,212.94 × 10,766.97
  4. Step 4: Simplify right side
    19,719.36x = 293,000,908.59
  5. Step 5: Solve for x
    x = 293,000,908.59/19,719.36
  6. Step 6: Final answer
    x = 14,858.54

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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.