Home / 51,057.48-76,586.22-15,519.09

Finding the Fourth Proportional to 51,057.48, 76,586.22 and 15,519.09

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Solution

The fourth proportional to 51,057.48, 76,586.22 and 15,519.09 is: 23,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057.48 : 76,586.22 = 15,519.09 : x
  2. Step 2: Convert to fraction form
    51,057.48/76,586.22 = 15,519.09/x
  3. Step 3: Cross multiply
    51,057.48x = 76,586.22 × 15,519.09
  4. Step 4: Simplify right side
    51,057.48x = 1,188,548,440.94
  5. Step 5: Solve for x
    x = 1,188,548,440.94/51,057.48
  6. Step 6: Final answer
    x = 23,278.64

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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.