Home / 19,722.09-27,217.14-10,770.27

Finding the Fourth Proportional to 19,722.09, 27,217.14 and 10,770.27

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Solution

The fourth proportional to 19,722.09, 27,217.14 and 10,770.27 is: 14,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.09 : 27,217.14 = 10,770.27 : x
  2. Step 2: Convert to fraction form
    19,722.09/27,217.14 = 10,770.27/x
  3. Step 3: Cross multiply
    19,722.09x = 27,217.14 × 10,770.27
  4. Step 4: Simplify right side
    19,722.09x = 293,135,946.43
  5. Step 5: Solve for x
    x = 293,135,946.43/19,722.09
  6. Step 6: Final answer
    x = 14,863.33

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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.