Home / 36,986.14-51,041.66-20,219.14

Finding the Fourth Proportional to 36,986.14, 51,041.66 and 20,219.14

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Solution

The fourth proportional to 36,986.14, 51,041.66 and 20,219.14 is: 27,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.14 : 51,041.66 = 20,219.14 : x
  2. Step 2: Convert to fraction form
    36,986.14/51,041.66 = 20,219.14/x
  3. Step 3: Cross multiply
    36,986.14x = 51,041.66 × 20,219.14
  4. Step 4: Simplify right side
    36,986.14x = 1,032,018,469.37
  5. Step 5: Solve for x
    x = 1,032,018,469.37/36,986.14
  6. Step 6: Final answer
    x = 27,902.84

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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.