Home / 31,396.44-43,326.96-17,056.20

Finding the Fourth Proportional to 31,396.44, 43,326.96 and 17,056.20

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Solution

The fourth proportional to 31,396.44, 43,326.96 and 17,056.20 is: 23,537.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.44 : 43,326.96 = 17,056.20 : x
  2. Step 2: Convert to fraction form
    31,396.44/43,326.96 = 17,056.20/x
  3. Step 3: Cross multiply
    31,396.44x = 43,326.96 × 17,056.20
  4. Step 4: Simplify right side
    31,396.44x = 738,993,295.15
  5. Step 5: Solve for x
    x = 738,993,295.15/31,396.44
  6. Step 6: Final answer
    x = 23,537.49

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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.