Home / 22,227.76-30,546.02-21,199.84

Finding the Fourth Proportional to 22,227.76, 30,546.02 and 21,199.84

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Solution

The fourth proportional to 22,227.76, 30,546.02 and 21,199.84 is: 29,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,227.76 : 30,546.02 = 21,199.84 : x
  2. Step 2: Convert to fraction form
    22,227.76/30,546.02 = 21,199.84/x
  3. Step 3: Cross multiply
    22,227.76x = 30,546.02 × 21,199.84
  4. Step 4: Simplify right side
    22,227.76x = 647,570,736.64
  5. Step 5: Solve for x
    x = 647,570,736.64/22,227.76
  6. Step 6: Final answer
    x = 29,133.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.