Home / 14,315.06-21,474.11-3,926.81

Finding the Fourth Proportional to 14,315.06, 21,474.11 and 3,926.81

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Solution

The fourth proportional to 14,315.06, 21,474.11 and 3,926.81 is: 5,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.06 : 21,474.11 = 3,926.81 : x
  2. Step 2: Convert to fraction form
    14,315.06/21,474.11 = 3,926.81/x
  3. Step 3: Cross multiply
    14,315.06x = 21,474.11 × 3,926.81
  4. Step 4: Simplify right side
    14,315.06x = 84,324,813.39
  5. Step 5: Solve for x
    x = 84,324,813.39/14,315.06
  6. Step 6: Final answer
    x = 5,890.64

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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.