Home / 22,297.28-30,770.28-12,226.14

Finding the Fourth Proportional to 22,297.28, 30,770.28 and 12,226.14

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Solution

The fourth proportional to 22,297.28, 30,770.28 and 12,226.14 is: 16,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.28 : 30,770.28 = 12,226.14 : x
  2. Step 2: Convert to fraction form
    22,297.28/30,770.28 = 12,226.14/x
  3. Step 3: Cross multiply
    22,297.28x = 30,770.28 × 12,226.14
  4. Step 4: Simplify right side
    22,297.28x = 376,201,751.12
  5. Step 5: Solve for x
    x = 376,201,751.12/22,297.28
  6. Step 6: Final answer
    x = 16,872.10

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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.