Home / 22,183.74-30,612.90-12,112.26

Finding the Fourth Proportional to 22,183.74, 30,612.90 and 12,112.26

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Solution

The fourth proportional to 22,183.74, 30,612.90 and 12,112.26 is: 16,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.74 : 30,612.90 = 12,112.26 : x
  2. Step 2: Convert to fraction form
    22,183.74/30,612.90 = 12,112.26/x
  3. Step 3: Cross multiply
    22,183.74x = 30,612.90 × 12,112.26
  4. Step 4: Simplify right side
    22,183.74x = 370,791,404.15
  5. Step 5: Solve for x
    x = 370,791,404.15/22,183.74
  6. Step 6: Final answer
    x = 16,714.56

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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.