Home / 36,968.32-51,016.48-20,201.68

Finding the Fourth Proportional to 36,968.32, 51,016.48 and 20,201.68

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Solution

The fourth proportional to 36,968.32, 51,016.48 and 20,201.68 is: 27,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,968.32 : 51,016.48 = 20,201.68 : x
  2. Step 2: Convert to fraction form
    36,968.32/51,016.48 = 20,201.68/x
  3. Step 3: Cross multiply
    36,968.32x = 51,016.48 × 20,201.68
  4. Step 4: Simplify right side
    36,968.32x = 1,030,618,603.69
  5. Step 5: Solve for x
    x = 1,030,618,603.69/36,968.32
  6. Step 6: Final answer
    x = 27,878.43

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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.