Home / 22,183.77-33,222.74-12,298.53

Finding the Fourth Proportional to 22,183.77, 33,222.74 and 12,298.53

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Solution

The fourth proportional to 22,183.77, 33,222.74 and 12,298.53 is: 18,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.77 : 33,222.74 = 12,298.53 : x
  2. Step 2: Convert to fraction form
    22,183.77/33,222.74 = 12,298.53/x
  3. Step 3: Cross multiply
    22,183.77x = 33,222.74 × 12,298.53
  4. Step 4: Simplify right side
    22,183.77x = 408,590,803.08
  5. Step 5: Solve for x
    x = 408,590,803.08/22,183.77
  6. Step 6: Final answer
    x = 18,418.46

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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.