Home / 36,511.37-50,369.69-21,396.37

Finding the Fourth Proportional to 36,511.37, 50,369.69 and 21,396.37

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Solution

The fourth proportional to 36,511.37, 50,369.69 and 21,396.37 is: 29,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511.37 : 50,369.69 = 21,396.37 : x
  2. Step 2: Convert to fraction form
    36,511.37/50,369.69 = 21,396.37/x
  3. Step 3: Cross multiply
    36,511.37x = 50,369.69 × 21,396.37
  4. Step 4: Simplify right side
    36,511.37x = 1,077,728,165.20
  5. Step 5: Solve for x
    x = 1,077,728,165.20/36,511.37
  6. Step 6: Final answer
    x = 29,517.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.