Home / 36,780.64-50,758.27-20,867.48

Finding the Fourth Proportional to 36,780.64, 50,758.27 and 20,867.48

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Solution

The fourth proportional to 36,780.64, 50,758.27 and 20,867.48 is: 28,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.64 : 50,758.27 = 20,867.48 : x
  2. Step 2: Convert to fraction form
    36,780.64/50,758.27 = 20,867.48/x
  3. Step 3: Cross multiply
    36,780.64x = 50,758.27 × 20,867.48
  4. Step 4: Simplify right side
    36,780.64x = 1,059,197,184.06
  5. Step 5: Solve for x
    x = 1,059,197,184.06/36,780.64
  6. Step 6: Final answer
    x = 28,797.68

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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.