Home / 36,207.72-49,964.12-20,074.88

Finding the Fourth Proportional to 36,207.72, 49,964.12 and 20,074.88

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Solution

The fourth proportional to 36,207.72, 49,964.12 and 20,074.88 is: 27,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207.72 : 49,964.12 = 20,074.88 : x
  2. Step 2: Convert to fraction form
    36,207.72/49,964.12 = 20,074.88/x
  3. Step 3: Cross multiply
    36,207.72x = 49,964.12 × 20,074.88
  4. Step 4: Simplify right side
    36,207.72x = 1,003,023,713.31
  5. Step 5: Solve for x
    x = 1,003,023,713.31/36,207.72
  6. Step 6: Final answer
    x = 27,701.93

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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.