Home / 40,266.36-55,568.46-22,361.10

Finding the Fourth Proportional to 40,266.36, 55,568.46 and 22,361.10

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Solution

The fourth proportional to 40,266.36, 55,568.46 and 22,361.10 is: 30,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.36 : 55,568.46 = 22,361.10 : x
  2. Step 2: Convert to fraction form
    40,266.36/55,568.46 = 22,361.10/x
  3. Step 3: Cross multiply
    40,266.36x = 55,568.46 × 22,361.10
  4. Step 4: Simplify right side
    40,266.36x = 1,242,571,890.91
  5. Step 5: Solve for x
    x = 1,242,571,890.91/40,266.36
  6. Step 6: Final answer
    x = 30,858.81

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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.