Home / 19,722.14-27,217.66-10,770.48

Finding the Fourth Proportional to 19,722.14, 27,217.66 and 10,770.48

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Solution

The fourth proportional to 19,722.14, 27,217.66 and 10,770.48 is: 14,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.14 : 27,217.66 = 10,770.48 : x
  2. Step 2: Convert to fraction form
    19,722.14/27,217.66 = 10,770.48/x
  3. Step 3: Cross multiply
    19,722.14x = 27,217.66 × 10,770.48
  4. Step 4: Simplify right side
    19,722.14x = 293,147,262.68
  5. Step 5: Solve for x
    x = 293,147,262.68/19,722.14
  6. Step 6: Final answer
    x = 14,863.87

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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.