Home / 37,943.88-52,361.91-20,949.75

Finding the Fourth Proportional to 37,943.88, 52,361.91 and 20,949.75

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Solution

The fourth proportional to 37,943.88, 52,361.91 and 20,949.75 is: 28,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,943.88 : 52,361.91 = 20,949.75 : x
  2. Step 2: Convert to fraction form
    37,943.88/52,361.91 = 20,949.75/x
  3. Step 3: Cross multiply
    37,943.88x = 52,361.91 × 20,949.75
  4. Step 4: Simplify right side
    37,943.88x = 1,096,968,909.27
  5. Step 5: Solve for x
    x = 1,096,968,909.27/37,943.88
  6. Step 6: Final answer
    x = 28,910.30

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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.