Home / 19,722.41-27,217.31-10,770.27

Finding the Fourth Proportional to 19,722.41, 27,217.31 and 10,770.27

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Solution

The fourth proportional to 19,722.41, 27,217.31 and 10,770.27 is: 14,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.41 : 27,217.31 = 10,770.27 : x
  2. Step 2: Convert to fraction form
    19,722.41/27,217.31 = 10,770.27/x
  3. Step 3: Cross multiply
    19,722.41x = 27,217.31 × 10,770.27
  4. Step 4: Simplify right side
    19,722.41x = 293,137,777.37
  5. Step 5: Solve for x
    x = 293,137,777.37/19,722.41
  6. Step 6: Final answer
    x = 14,863.18

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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.