Home / 22,974.30-31,704.84-22,179.60

Finding the Fourth Proportional to 22,974.30, 31,704.84 and 22,179.60

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Solution

The fourth proportional to 22,974.30, 31,704.84 and 22,179.60 is: 30,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.30 : 31,704.84 = 22,179.60 : x
  2. Step 2: Convert to fraction form
    22,974.30/31,704.84 = 22,179.60/x
  3. Step 3: Cross multiply
    22,974.30x = 31,704.84 × 22,179.60
  4. Step 4: Simplify right side
    22,974.30x = 703,200,669.26
  5. Step 5: Solve for x
    x = 703,200,669.26/22,974.30
  6. Step 6: Final answer
    x = 30,608.14

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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.