Home / 23,327.94-34,962.60-18,378

Finding the Fourth Proportional to 23,327.94, 34,962.60 and 18,378

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Solution

The fourth proportional to 23,327.94, 34,962.60 and 18,378 is: 27,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,327.94 : 34,962.60 = 18,378 : x
  2. Step 2: Convert to fraction form
    23,327.94/34,962.60 = 18,378/x
  3. Step 3: Cross multiply
    23,327.94x = 34,962.60 × 18,378
  4. Step 4: Simplify right side
    23,327.94x = 642,542,662.80
  5. Step 5: Solve for x
    x = 642,542,662.80/23,327.94
  6. Step 6: Final answer
    x = 27,543.91

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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.