Home / 15,912.21-23,868.33-4,225.14

Finding the Fourth Proportional to 15,912.21, 23,868.33 and 4,225.14

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Solution

The fourth proportional to 15,912.21, 23,868.33 and 4,225.14 is: 6,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912.21 : 23,868.33 = 4,225.14 : x
  2. Step 2: Convert to fraction form
    15,912.21/23,868.33 = 4,225.14/x
  3. Step 3: Cross multiply
    15,912.21x = 23,868.33 × 4,225.14
  4. Step 4: Simplify right side
    15,912.21x = 100,847,035.82
  5. Step 5: Solve for x
    x = 100,847,035.82/15,912.21
  6. Step 6: Final answer
    x = 6,337.71

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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.