Home / 26,778.96-40,176.60-9,007.56

Finding the Fourth Proportional to 26,778.96, 40,176.60 and 9,007.56

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Solution

The fourth proportional to 26,778.96, 40,176.60 and 9,007.56 is: 13,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.96 : 40,176.60 = 9,007.56 : x
  2. Step 2: Convert to fraction form
    26,778.96/40,176.60 = 9,007.56/x
  3. Step 3: Cross multiply
    26,778.96x = 40,176.60 × 9,007.56
  4. Step 4: Simplify right side
    26,778.96x = 361,893,135.10
  5. Step 5: Solve for x
    x = 361,893,135.10/26,778.96
  6. Step 6: Final answer
    x = 13,514.08

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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.