Home / 50,856.56-76,289.76-15,786.80

Finding the Fourth Proportional to 50,856.56, 76,289.76 and 15,786.80

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Solution

The fourth proportional to 50,856.56, 76,289.76 and 15,786.80 is: 23,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,856.56 : 76,289.76 = 15,786.80 : x
  2. Step 2: Convert to fraction form
    50,856.56/76,289.76 = 15,786.80/x
  3. Step 3: Cross multiply
    50,856.56x = 76,289.76 × 15,786.80
  4. Step 4: Simplify right side
    50,856.56x = 1,204,371,183.17
  5. Step 5: Solve for x
    x = 1,204,371,183.17/50,856.56
  6. Step 6: Final answer
    x = 23,681.73

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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.