Home / 11,946.48-17,921.98-3,941.73

Finding the Fourth Proportional to 11,946.48, 17,921.98 and 3,941.73

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Solution

The fourth proportional to 11,946.48, 17,921.98 and 3,941.73 is: 5,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.48 : 17,921.98 = 3,941.73 : x
  2. Step 2: Convert to fraction form
    11,946.48/17,921.98 = 3,941.73/x
  3. Step 3: Cross multiply
    11,946.48x = 17,921.98 × 3,941.73
  4. Step 4: Simplify right side
    11,946.48x = 70,643,606.23
  5. Step 5: Solve for x
    x = 70,643,606.23/11,946.48
  6. Step 6: Final answer
    x = 5,913.34

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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.