Home / 40,266.88-55,568.16-22,361.44

Finding the Fourth Proportional to 40,266.88, 55,568.16 and 22,361.44

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Solution

The fourth proportional to 40,266.88, 55,568.16 and 22,361.44 is: 30,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.88 : 55,568.16 = 22,361.44 : x
  2. Step 2: Convert to fraction form
    40,266.88/55,568.16 = 22,361.44/x
  3. Step 3: Cross multiply
    40,266.88x = 55,568.16 × 22,361.44
  4. Step 4: Simplify right side
    40,266.88x = 1,242,584,075.75
  5. Step 5: Solve for x
    x = 1,242,584,075.75/40,266.88
  6. Step 6: Final answer
    x = 30,858.71

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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.