Home / 22,272.84-30,736.46-12,201.30

Finding the Fourth Proportional to 22,272.84, 30,736.46 and 12,201.30

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Solution

The fourth proportional to 22,272.84, 30,736.46 and 12,201.30 is: 16,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.84 : 30,736.46 = 12,201.30 : x
  2. Step 2: Convert to fraction form
    22,272.84/30,736.46 = 12,201.30/x
  3. Step 3: Cross multiply
    22,272.84x = 30,736.46 × 12,201.30
  4. Step 4: Simplify right side
    22,272.84x = 375,024,799.90
  5. Step 5: Solve for x
    x = 375,024,799.90/22,272.84
  6. Step 6: Final answer
    x = 16,837.76

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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.