Home / 22,124.21-33,185.23-8,272.13

Finding the Fourth Proportional to 22,124.21, 33,185.23 and 8,272.13

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Solution

The fourth proportional to 22,124.21, 33,185.23 and 8,272.13 is: 12,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.21 : 33,185.23 = 8,272.13 : x
  2. Step 2: Convert to fraction form
    22,124.21/33,185.23 = 8,272.13/x
  3. Step 3: Cross multiply
    22,124.21x = 33,185.23 × 8,272.13
  4. Step 4: Simplify right side
    22,124.21x = 274,512,350.03
  5. Step 5: Solve for x
    x = 274,512,350.03/22,124.21
  6. Step 6: Final answer
    x = 12,407.78

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Double scale
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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.