Home / 11,860.21-17,796.66-7,699.24

Finding the Fourth Proportional to 11,860.21, 17,796.66 and 7,699.24

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Solution

The fourth proportional to 11,860.21, 17,796.66 and 7,699.24 is: 11,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.21 : 17,796.66 = 7,699.24 : x
  2. Step 2: Convert to fraction form
    11,860.21/17,796.66 = 7,699.24/x
  3. Step 3: Cross multiply
    11,860.21x = 17,796.66 × 7,699.24
  4. Step 4: Simplify right side
    11,860.21x = 137,020,756.54
  5. Step 5: Solve for x
    x = 137,020,756.54/11,860.21
  6. Step 6: Final answer
    x = 11,552.98

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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.