Home / 14,184.32-21,274.86-3,796.88

Finding the Fourth Proportional to 14,184.32, 21,274.86 and 3,796.88

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Solution

The fourth proportional to 14,184.32, 21,274.86 and 3,796.88 is: 5,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.32 : 21,274.86 = 3,796.88 : x
  2. Step 2: Convert to fraction form
    14,184.32/21,274.86 = 3,796.88/x
  3. Step 3: Cross multiply
    14,184.32x = 21,274.86 × 3,796.88
  4. Step 4: Simplify right side
    14,184.32x = 80,778,090.44
  5. Step 5: Solve for x
    x = 80,778,090.44/14,184.32
  6. Step 6: Final answer
    x = 5,694.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.