Home / 26,790.20-40,177.09-18,523.34

Finding the Fourth Proportional to 26,790.20, 40,177.09 and 18,523.34

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Solution

The fourth proportional to 26,790.20, 40,177.09 and 18,523.34 is: 27,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.20 : 40,177.09 = 18,523.34 : x
  2. Step 2: Convert to fraction form
    26,790.20/40,177.09 = 18,523.34/x
  3. Step 3: Cross multiply
    26,790.20x = 40,177.09 × 18,523.34
  4. Step 4: Simplify right side
    26,790.20x = 744,213,651.09
  5. Step 5: Solve for x
    x = 744,213,651.09/26,790.20
  6. Step 6: Final answer
    x = 27,779.33

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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.