Home / 17,850.12-26,765.28-7,998.84

Finding the Fourth Proportional to 17,850.12, 26,765.28 and 7,998.84

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Solution

The fourth proportional to 17,850.12, 26,765.28 and 7,998.84 is: 11,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,850.12 : 26,765.28 = 7,998.84 : x
  2. Step 2: Convert to fraction form
    17,850.12/26,765.28 = 7,998.84/x
  3. Step 3: Cross multiply
    17,850.12x = 26,765.28 × 7,998.84
  4. Step 4: Simplify right side
    17,850.12x = 214,091,192.28
  5. Step 5: Solve for x
    x = 214,091,192.28/17,850.12
  6. Step 6: Final answer
    x = 11,993.82

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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.