Home / 37,617.75-51,914.12-20,850.75

Finding the Fourth Proportional to 37,617.75, 51,914.12 and 20,850.75

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Solution

The fourth proportional to 37,617.75, 51,914.12 and 20,850.75 is: 28,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,617.75 : 51,914.12 = 20,850.75 : x
  2. Step 2: Convert to fraction form
    37,617.75/51,914.12 = 20,850.75/x
  3. Step 3: Cross multiply
    37,617.75x = 51,914.12 × 20,850.75
  4. Step 4: Simplify right side
    37,617.75x = 1,082,448,233.34
  5. Step 5: Solve for x
    x = 1,082,448,233.34/37,617.75
  6. Step 6: Final answer
    x = 28,774.93

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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.