Home / 15,912.99-23,868.45-4,820.04

Finding the Fourth Proportional to 15,912.99, 23,868.45 and 4,820.04

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Solution

The fourth proportional to 15,912.99, 23,868.45 and 4,820.04 is: 7,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912.99 : 23,868.45 = 4,820.04 : x
  2. Step 2: Convert to fraction form
    15,912.99/23,868.45 = 4,820.04/x
  3. Step 3: Cross multiply
    15,912.99x = 23,868.45 × 4,820.04
  4. Step 4: Simplify right side
    15,912.99x = 115,046,883.74
  5. Step 5: Solve for x
    x = 115,046,883.74/15,912.99
  6. Step 6: Final answer
    x = 7,229.75

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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.