Home / 10,923.40-16,385.19-6,775.48

Finding the Fourth Proportional to 10,923.40, 16,385.19 and 6,775.48

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Solution

The fourth proportional to 10,923.40, 16,385.19 and 6,775.48 is: 10,163.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.40 : 16,385.19 = 6,775.48 : x
  2. Step 2: Convert to fraction form
    10,923.40/16,385.19 = 6,775.48/x
  3. Step 3: Cross multiply
    10,923.40x = 16,385.19 × 6,775.48
  4. Step 4: Simplify right side
    10,923.40x = 111,017,527.14
  5. Step 5: Solve for x
    x = 111,017,527.14/10,923.40
  6. Step 6: Final answer
    x = 10,163.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.