Home / 22,950.36-34,435.86-12,408.03

Finding the Fourth Proportional to 22,950.36, 34,435.86 and 12,408.03

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Solution

The fourth proportional to 22,950.36, 34,435.86 and 12,408.03 is: 18,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,950.36 : 34,435.86 = 12,408.03 : x
  2. Step 2: Convert to fraction form
    22,950.36/34,435.86 = 12,408.03/x
  3. Step 3: Cross multiply
    22,950.36x = 34,435.86 × 12,408.03
  4. Step 4: Simplify right side
    22,950.36x = 427,281,183.96
  5. Step 5: Solve for x
    x = 427,281,183.96/22,950.36
  6. Step 6: Final answer
    x = 18,617.62

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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.