Home / 36,971.64-51,021.24-20,204.64

Finding the Fourth Proportional to 36,971.64, 51,021.24 and 20,204.64

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Solution

The fourth proportional to 36,971.64, 51,021.24 and 20,204.64 is: 27,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.64 : 51,021.24 = 20,204.64 : x
  2. Step 2: Convert to fraction form
    36,971.64/51,021.24 = 20,204.64/x
  3. Step 3: Cross multiply
    36,971.64x = 51,021.24 × 20,204.64
  4. Step 4: Simplify right side
    36,971.64x = 1,030,865,786.55
  5. Step 5: Solve for x
    x = 1,030,865,786.55/36,971.64
  6. Step 6: Final answer
    x = 27,882.61

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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.