Home / 26,570.54-36,661.96-20,195.43

Finding the Fourth Proportional to 26,570.54, 36,661.96 and 20,195.43

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Solution

The fourth proportional to 26,570.54, 36,661.96 and 20,195.43 is: 27,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570.54 : 36,661.96 = 20,195.43 : x
  2. Step 2: Convert to fraction form
    26,570.54/36,661.96 = 20,195.43/x
  3. Step 3: Cross multiply
    26,570.54x = 36,661.96 × 20,195.43
  4. Step 4: Simplify right side
    26,570.54x = 740,404,046.84
  5. Step 5: Solve for x
    x = 740,404,046.84/26,570.54
  6. Step 6: Final answer
    x = 27,865.60

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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.