Home / 49,429.96-74,144.36-19,847.27

Finding the Fourth Proportional to 49,429.96, 74,144.36 and 19,847.27

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Solution

The fourth proportional to 49,429.96, 74,144.36 and 19,847.27 is: 29,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429.96 : 74,144.36 = 19,847.27 : x
  2. Step 2: Convert to fraction form
    49,429.96/74,144.36 = 19,847.27/x
  3. Step 3: Cross multiply
    49,429.96x = 74,144.36 × 19,847.27
  4. Step 4: Simplify right side
    49,429.96x = 1,471,563,131.90
  5. Step 5: Solve for x
    x = 1,471,563,131.90/49,429.96
  6. Step 6: Final answer
    x = 29,770.67

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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.