Home / 13,325.07-19,984.12-3,962.56

Finding the Fourth Proportional to 13,325.07, 19,984.12 and 3,962.56

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Solution

The fourth proportional to 13,325.07, 19,984.12 and 3,962.56 is: 5,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.07 : 19,984.12 = 3,962.56 : x
  2. Step 2: Convert to fraction form
    13,325.07/19,984.12 = 3,962.56/x
  3. Step 3: Cross multiply
    13,325.07x = 19,984.12 × 3,962.56
  4. Step 4: Simplify right side
    13,325.07x = 79,188,254.73
  5. Step 5: Solve for x
    x = 79,188,254.73/13,325.07
  6. Step 6: Final answer
    x = 5,942.80

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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.