Home / 30,228.21-41,708.52-16,796.70

Finding the Fourth Proportional to 30,228.21, 41,708.52 and 16,796.70

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Solution

The fourth proportional to 30,228.21, 41,708.52 and 16,796.70 is: 23,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.21 : 41,708.52 = 16,796.70 : x
  2. Step 2: Convert to fraction form
    30,228.21/41,708.52 = 16,796.70/x
  3. Step 3: Cross multiply
    30,228.21x = 41,708.52 × 16,796.70
  4. Step 4: Simplify right side
    30,228.21x = 700,565,497.88
  5. Step 5: Solve for x
    x = 700,565,497.88/30,228.21
  6. Step 6: Final answer
    x = 23,175.88

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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.