Home / 36,905.26-50,929.24-20,138.26

Finding the Fourth Proportional to 36,905.26, 50,929.24 and 20,138.26

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Solution

The fourth proportional to 36,905.26, 50,929.24 and 20,138.26 is: 27,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905.26 : 50,929.24 = 20,138.26 : x
  2. Step 2: Convert to fraction form
    36,905.26/50,929.24 = 20,138.26/x
  3. Step 3: Cross multiply
    36,905.26x = 50,929.24 × 20,138.26
  4. Step 4: Simplify right side
    36,905.26x = 1,025,626,276.72
  5. Step 5: Solve for x
    x = 1,025,626,276.72/36,905.26
  6. Step 6: Final answer
    x = 27,790.79

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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.