Home / 27,622.44-41,438.70-12,829.32

Finding the Fourth Proportional to 27,622.44, 41,438.70 and 12,829.32

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Solution

The fourth proportional to 27,622.44, 41,438.70 and 12,829.32 is: 19,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.44 : 41,438.70 = 12,829.32 : x
  2. Step 2: Convert to fraction form
    27,622.44/41,438.70 = 12,829.32/x
  3. Step 3: Cross multiply
    27,622.44x = 41,438.70 × 12,829.32
  4. Step 4: Simplify right side
    27,622.44x = 531,630,342.68
  5. Step 5: Solve for x
    x = 531,630,342.68/27,622.44
  6. Step 6: Final answer
    x = 19,246.32

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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.