Home / 29,425.70-40,611.21-16,680.96

Finding the Fourth Proportional to 29,425.70, 40,611.21 and 16,680.96

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Solution

The fourth proportional to 29,425.70, 40,611.21 and 16,680.96 is: 23,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425.70 : 40,611.21 = 16,680.96 : x
  2. Step 2: Convert to fraction form
    29,425.70/40,611.21 = 16,680.96/x
  3. Step 3: Cross multiply
    29,425.70x = 40,611.21 × 16,680.96
  4. Step 4: Simplify right side
    29,425.70x = 677,433,907.01
  5. Step 5: Solve for x
    x = 677,433,907.01/29,425.70
  6. Step 6: Final answer
    x = 23,021.84

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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.