Home / 15,806.46-23,709.42-4,713.21

Finding the Fourth Proportional to 15,806.46, 23,709.42 and 4,713.21

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Solution

The fourth proportional to 15,806.46, 23,709.42 and 4,713.21 is: 7,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,806.46 : 23,709.42 = 4,713.21 : x
  2. Step 2: Convert to fraction form
    15,806.46/23,709.42 = 4,713.21/x
  3. Step 3: Cross multiply
    15,806.46x = 23,709.42 × 4,713.21
  4. Step 4: Simplify right side
    15,806.46x = 111,747,475.44
  5. Step 5: Solve for x
    x = 111,747,475.44/15,806.46
  6. Step 6: Final answer
    x = 7,069.73

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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.