Home / 50,516.32-75,775.92-15,455.20

Finding the Fourth Proportional to 50,516.32, 75,775.92 and 15,455.20

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Solution

The fourth proportional to 50,516.32, 75,775.92 and 15,455.20 is: 23,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,516.32 : 75,775.92 = 15,455.20 : x
  2. Step 2: Convert to fraction form
    50,516.32/75,775.92 = 15,455.20/x
  3. Step 3: Cross multiply
    50,516.32x = 75,775.92 × 15,455.20
  4. Step 4: Simplify right side
    50,516.32x = 1,171,131,998.78
  5. Step 5: Solve for x
    x = 1,171,131,998.78/50,516.32
  6. Step 6: Final answer
    x = 23,183.24

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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.