Home / 43,622.96-65,438.99-12,033.02

Finding the Fourth Proportional to 43,622.96, 65,438.99 and 12,033.02

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Solution

The fourth proportional to 43,622.96, 65,438.99 and 12,033.02 is: 18,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,622.96 : 65,438.99 = 12,033.02 : x
  2. Step 2: Convert to fraction form
    43,622.96/65,438.99 = 12,033.02/x
  3. Step 3: Cross multiply
    43,622.96x = 65,438.99 × 12,033.02
  4. Step 4: Simplify right side
    43,622.96x = 787,428,778.88
  5. Step 5: Solve for x
    x = 787,428,778.88/43,622.96
  6. Step 6: Final answer
    x = 18,050.79

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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.