Home / 22,183.98-30,616.79-14,646.12

Finding the Fourth Proportional to 22,183.98, 30,616.79 and 14,646.12

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Solution

The fourth proportional to 22,183.98, 30,616.79 and 14,646.12 is: 20,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,183.98 : 30,616.79 = 14,646.12 : x
  2. Step 2: Convert to fraction form
    22,183.98/30,616.79 = 14,646.12/x
  3. Step 3: Cross multiply
    22,183.98x = 30,616.79 × 14,646.12
  4. Step 4: Simplify right side
    22,183.98x = 448,416,992.31
  5. Step 5: Solve for x
    x = 448,416,992.31/22,183.98
  6. Step 6: Final answer
    x = 20,213.55

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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.