Home / 16,183.62-22,339.67-12,647.97

Finding the Fourth Proportional to 16,183.62, 22,339.67 and 12,647.97

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Solution

The fourth proportional to 16,183.62, 22,339.67 and 12,647.97 is: 17,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,183.62 : 22,339.67 = 12,647.97 : x
  2. Step 2: Convert to fraction form
    16,183.62/22,339.67 = 12,647.97/x
  3. Step 3: Cross multiply
    16,183.62x = 22,339.67 × 12,647.97
  4. Step 4: Simplify right side
    16,183.62x = 282,551,412.73
  5. Step 5: Solve for x
    x = 282,551,412.73/16,183.62
  6. Step 6: Final answer
    x = 17,459.10

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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.