Home / 22,297.74-30,770.75-12,226.60

Finding the Fourth Proportional to 22,297.74, 30,770.75 and 12,226.60

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Solution

The fourth proportional to 22,297.74, 30,770.75 and 12,226.60 is: 16,872.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.74 : 30,770.75 = 12,226.60 : x
  2. Step 2: Convert to fraction form
    22,297.74/30,770.75 = 12,226.60/x
  3. Step 3: Cross multiply
    22,297.74x = 30,770.75 × 12,226.60
  4. Step 4: Simplify right side
    22,297.74x = 376,221,651.95
  5. Step 5: Solve for x
    x = 376,221,651.95/22,297.74
  6. Step 6: Final answer
    x = 16,872.64

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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.