Home / 26,379.66-39,589.52-9,755.42

Finding the Fourth Proportional to 26,379.66, 39,589.52 and 9,755.42

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Solution

The fourth proportional to 26,379.66, 39,589.52 and 9,755.42 is: 14,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.66 : 39,589.52 = 9,755.42 : x
  2. Step 2: Convert to fraction form
    26,379.66/39,589.52 = 9,755.42/x
  3. Step 3: Cross multiply
    26,379.66x = 39,589.52 × 9,755.42
  4. Step 4: Simplify right side
    26,379.66x = 386,212,395.20
  5. Step 5: Solve for x
    x = 386,212,395.20/26,379.66
  6. Step 6: Final answer
    x = 14,640.54

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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.