Home / 51,183.24-76,787-16,122.80

Finding the Fourth Proportional to 51,183.24, 76,787 and 16,122.80

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Solution

The fourth proportional to 51,183.24, 76,787 and 16,122.80 is: 24,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.24 : 76,787 = 16,122.80 : x
  2. Step 2: Convert to fraction form
    51,183.24/76,787 = 16,122.80/x
  3. Step 3: Cross multiply
    51,183.24x = 76,787 × 16,122.80
  4. Step 4: Simplify right side
    51,183.24x = 1,238,021,443.60
  5. Step 5: Solve for x
    x = 1,238,021,443.60/51,183.24
  6. Step 6: Final answer
    x = 24,188.02

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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.