Home / 26,507.56-39,760.43-6,786.29

Finding the Fourth Proportional to 26,507.56, 39,760.43 and 6,786.29

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Solution

The fourth proportional to 26,507.56, 39,760.43 and 6,786.29 is: 10,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,507.56 : 39,760.43 = 6,786.29 : x
  2. Step 2: Convert to fraction form
    26,507.56/39,760.43 = 6,786.29/x
  3. Step 3: Cross multiply
    26,507.56x = 39,760.43 × 6,786.29
  4. Step 4: Simplify right side
    26,507.56x = 269,825,575.77
  5. Step 5: Solve for x
    x = 269,825,575.77/26,507.56
  6. Step 6: Final answer
    x = 10,179.19

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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.