Home / 44,131.44-66,213.48-20,450.28

Finding the Fourth Proportional to 44,131.44, 66,213.48 and 20,450.28

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Solution

The fourth proportional to 44,131.44, 66,213.48 and 20,450.28 is: 30,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,131.44 : 66,213.48 = 20,450.28 : x
  2. Step 2: Convert to fraction form
    44,131.44/66,213.48 = 20,450.28/x
  3. Step 3: Cross multiply
    44,131.44x = 66,213.48 × 20,450.28
  4. Step 4: Simplify right side
    44,131.44x = 1,354,084,205.77
  5. Step 5: Solve for x
    x = 1,354,084,205.77/44,131.44
  6. Step 6: Final answer
    x = 30,682.98

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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.