Home / 23,121.80-34,682.70-22,214.60

Finding the Fourth Proportional to 23,121.80, 34,682.70 and 22,214.60

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Solution

The fourth proportional to 23,121.80, 34,682.70 and 22,214.60 is: 33,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.80 : 34,682.70 = 22,214.60 : x
  2. Step 2: Convert to fraction form
    23,121.80/34,682.70 = 22,214.60/x
  3. Step 3: Cross multiply
    23,121.80x = 34,682.70 × 22,214.60
  4. Step 4: Simplify right side
    23,121.80x = 770,462,307.42
  5. Step 5: Solve for x
    x = 770,462,307.42/23,121.80
  6. Step 6: Final answer
    x = 33,321.90

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Similar ratio
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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.