Home / 22,313.22-30,791.73-12,241.47

Finding the Fourth Proportional to 22,313.22, 30,791.73 and 12,241.47

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Solution

The fourth proportional to 22,313.22, 30,791.73 and 12,241.47 is: 16,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.22 : 30,791.73 = 12,241.47 : x
  2. Step 2: Convert to fraction form
    22,313.22/30,791.73 = 12,241.47/x
  3. Step 3: Cross multiply
    22,313.22x = 30,791.73 × 12,241.47
  4. Step 4: Simplify right side
    22,313.22x = 376,936,039.04
  5. Step 5: Solve for x
    x = 376,936,039.04/22,313.22
  6. Step 6: Final answer
    x = 16,892.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.