Home / 36,930-50,964.48-20,164.08

Finding the Fourth Proportional to 36,930, 50,964.48 and 20,164.08

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Solution

The fourth proportional to 36,930, 50,964.48 and 20,164.08 is: 27,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,930 : 50,964.48 = 20,164.08 : x
  2. Step 2: Convert to fraction form
    36,930/50,964.48 = 20,164.08/x
  3. Step 3: Cross multiply
    36,930x = 50,964.48 × 20,164.08
  4. Step 4: Simplify right side
    36,930x = 1,027,651,851.88
  5. Step 5: Solve for x
    x = 1,027,651,851.88/36,930
  6. Step 6: Final answer
    x = 27,827.02

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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.