Home / 26,782.42-40,168.40-19,696.54

Finding the Fourth Proportional to 26,782.42, 40,168.40 and 19,696.54

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Solution

The fourth proportional to 26,782.42, 40,168.40 and 19,696.54 is: 29,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.42 : 40,168.40 = 19,696.54 : x
  2. Step 2: Convert to fraction form
    26,782.42/40,168.40 = 19,696.54/x
  3. Step 3: Cross multiply
    26,782.42x = 40,168.40 × 19,696.54
  4. Step 4: Simplify right side
    26,782.42x = 791,178,497.34
  5. Step 5: Solve for x
    x = 791,178,497.34/26,782.42
  6. Step 6: Final answer
    x = 29,540.96

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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.