Home / 26,949.54-37,189.82-15,618.74

Finding the Fourth Proportional to 26,949.54, 37,189.82 and 15,618.74

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Solution

The fourth proportional to 26,949.54, 37,189.82 and 15,618.74 is: 21,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.54 : 37,189.82 = 15,618.74 : x
  2. Step 2: Convert to fraction form
    26,949.54/37,189.82 = 15,618.74/x
  3. Step 3: Cross multiply
    26,949.54x = 37,189.82 × 15,618.74
  4. Step 4: Simplify right side
    26,949.54x = 580,858,129.23
  5. Step 5: Solve for x
    x = 580,858,129.23/26,949.54
  6. Step 6: Final answer
    x = 21,553.55

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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.