Home / 26,830.23-40,245.71-8,110.42

Finding the Fourth Proportional to 26,830.23, 40,245.71 and 8,110.42

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Solution

The fourth proportional to 26,830.23, 40,245.71 and 8,110.42 is: 12,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.23 : 40,245.71 = 8,110.42 : x
  2. Step 2: Convert to fraction form
    26,830.23/40,245.71 = 8,110.42/x
  3. Step 3: Cross multiply
    26,830.23x = 40,245.71 × 8,110.42
  4. Step 4: Simplify right side
    26,830.23x = 326,409,611.30
  5. Step 5: Solve for x
    x = 326,409,611.30/26,830.23
  6. Step 6: Final answer
    x = 12,165.74

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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.