Home / 29,144.37-43,697.84-19,137.31

Finding the Fourth Proportional to 29,144.37, 43,697.84 and 19,137.31

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Solution

The fourth proportional to 29,144.37, 43,697.84 and 19,137.31 is: 28,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,144.37 : 43,697.84 = 19,137.31 : x
  2. Step 2: Convert to fraction form
    29,144.37/43,697.84 = 19,137.31/x
  3. Step 3: Cross multiply
    29,144.37x = 43,697.84 × 19,137.31
  4. Step 4: Simplify right side
    29,144.37x = 836,259,049.01
  5. Step 5: Solve for x
    x = 836,259,049.01/29,144.37
  6. Step 6: Final answer
    x = 28,693.67

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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.