Home / 22,205.44-33,291.69-13,438.27

Finding the Fourth Proportional to 22,205.44, 33,291.69 and 13,438.27

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Solution

The fourth proportional to 22,205.44, 33,291.69 and 13,438.27 is: 20,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.44 : 33,291.69 = 13,438.27 : x
  2. Step 2: Convert to fraction form
    22,205.44/33,291.69 = 13,438.27/x
  3. Step 3: Cross multiply
    22,205.44x = 33,291.69 × 13,438.27
  4. Step 4: Simplify right side
    22,205.44x = 447,382,718.98
  5. Step 5: Solve for x
    x = 447,382,718.98/22,205.44
  6. Step 6: Final answer
    x = 20,147.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.