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Finding the Fourth Proportional to 22,273.48, 30,736.26 and 12,841.48

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Solution

The fourth proportional to 22,273.48, 30,736.26 and 12,841.48 is: 17,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.48 : 30,736.26 = 12,841.48 : x
  2. Step 2: Convert to fraction form
    22,273.48/30,736.26 = 12,841.48/x
  3. Step 3: Cross multiply
    22,273.48x = 30,736.26 × 12,841.48
  4. Step 4: Simplify right side
    22,273.48x = 394,699,068.06
  5. Step 5: Solve for x
    x = 394,699,068.06/22,273.48
  6. Step 6: Final answer
    x = 17,720.58

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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.