Home / 18,525.62-27,788.43-6,222.26

Finding the Fourth Proportional to 18,525.62, 27,788.43 and 6,222.26

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Solution

The fourth proportional to 18,525.62, 27,788.43 and 6,222.26 is: 9,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.62 : 27,788.43 = 6,222.26 : x
  2. Step 2: Convert to fraction form
    18,525.62/27,788.43 = 6,222.26/x
  3. Step 3: Cross multiply
    18,525.62x = 27,788.43 × 6,222.26
  4. Step 4: Simplify right side
    18,525.62x = 172,906,836.45
  5. Step 5: Solve for x
    x = 172,906,836.45/18,525.62
  6. Step 6: Final answer
    x = 9,333.39

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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.