Home / 15,607.69-23,408.04-4,511.90

Finding the Fourth Proportional to 15,607.69, 23,408.04 and 4,511.90

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Solution

The fourth proportional to 15,607.69, 23,408.04 and 4,511.90 is: 6,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.69 : 23,408.04 = 4,511.90 : x
  2. Step 2: Convert to fraction form
    15,607.69/23,408.04 = 4,511.90/x
  3. Step 3: Cross multiply
    15,607.69x = 23,408.04 × 4,511.90
  4. Step 4: Simplify right side
    15,607.69x = 105,614,735.68
  5. Step 5: Solve for x
    x = 105,614,735.68/15,607.69
  6. Step 6: Final answer
    x = 6,766.84

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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.