Home / 26,119.70-39,185.46-8,589.68

Finding the Fourth Proportional to 26,119.70, 39,185.46 and 8,589.68

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Solution

The fourth proportional to 26,119.70, 39,185.46 and 8,589.68 is: 12,886.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,119.70 : 39,185.46 = 8,589.68 : x
  2. Step 2: Convert to fraction form
    26,119.70/39,185.46 = 8,589.68/x
  3. Step 3: Cross multiply
    26,119.70x = 39,185.46 × 8,589.68
  4. Step 4: Simplify right side
    26,119.70x = 336,590,562.05
  5. Step 5: Solve for x
    x = 336,590,562.05/26,119.70
  6. Step 6: Final answer
    x = 12,886.46

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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.