Home / 40,266.36-55,567.62-22,361.40

Finding the Fourth Proportional to 40,266.36, 55,567.62 and 22,361.40

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Solution

The fourth proportional to 40,266.36, 55,567.62 and 22,361.40 is: 30,858.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.36 : 55,567.62 = 22,361.40 : x
  2. Step 2: Convert to fraction form
    40,266.36/55,567.62 = 22,361.40/x
  3. Step 3: Cross multiply
    40,266.36x = 55,567.62 × 22,361.40
  4. Step 4: Simplify right side
    40,266.36x = 1,242,569,777.87
  5. Step 5: Solve for x
    x = 1,242,569,777.87/40,266.36
  6. Step 6: Final answer
    x = 30,858.76

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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.