Home / 22,137.21-33,205.50-8,986.41

Finding the Fourth Proportional to 22,137.21, 33,205.50 and 8,986.41

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Solution

The fourth proportional to 22,137.21, 33,205.50 and 8,986.41 is: 13,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.21 : 33,205.50 = 8,986.41 : x
  2. Step 2: Convert to fraction form
    22,137.21/33,205.50 = 8,986.41/x
  3. Step 3: Cross multiply
    22,137.21x = 33,205.50 × 8,986.41
  4. Step 4: Simplify right side
    22,137.21x = 298,398,237.26
  5. Step 5: Solve for x
    x = 298,398,237.26/22,137.21
  6. Step 6: Final answer
    x = 13,479.49

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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.