Home / 26,076.96-39,120.80-10,494.56

Finding the Fourth Proportional to 26,076.96, 39,120.80 and 10,494.56

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Solution

The fourth proportional to 26,076.96, 39,120.80 and 10,494.56 is: 15,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.96 : 39,120.80 = 10,494.56 : x
  2. Step 2: Convert to fraction form
    26,076.96/39,120.80 = 10,494.56/x
  3. Step 3: Cross multiply
    26,076.96x = 39,120.80 × 10,494.56
  4. Step 4: Simplify right side
    26,076.96x = 410,555,582.85
  5. Step 5: Solve for x
    x = 410,555,582.85/26,076.96
  6. Step 6: Final answer
    x = 15,744.00

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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.