Home / 18,744.66-28,160.73-10,958.94

Finding the Fourth Proportional to 18,744.66, 28,160.73 and 10,958.94

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Solution

The fourth proportional to 18,744.66, 28,160.73 and 10,958.94 is: 16,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.66 : 28,160.73 = 10,958.94 : x
  2. Step 2: Convert to fraction form
    18,744.66/28,160.73 = 10,958.94/x
  3. Step 3: Cross multiply
    18,744.66x = 28,160.73 × 10,958.94
  4. Step 4: Simplify right side
    18,744.66x = 308,611,750.43
  5. Step 5: Solve for x
    x = 308,611,750.43/18,744.66
  6. Step 6: Final answer
    x = 16,463.98

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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.