Home / 15,851.04-23,775.30-4,163.94

Finding the Fourth Proportional to 15,851.04, 23,775.30 and 4,163.94

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Solution

The fourth proportional to 15,851.04, 23,775.30 and 4,163.94 is: 6,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.04 : 23,775.30 = 4,163.94 : x
  2. Step 2: Convert to fraction form
    15,851.04/23,775.30 = 4,163.94/x
  3. Step 3: Cross multiply
    15,851.04x = 23,775.30 × 4,163.94
  4. Step 4: Simplify right side
    15,851.04x = 98,998,922.68
  5. Step 5: Solve for x
    x = 98,998,922.68/15,851.04
  6. Step 6: Final answer
    x = 6,245.58

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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.