Home / 26,379.58-39,565.14-9,747.46

Finding the Fourth Proportional to 26,379.58, 39,565.14 and 9,747.46

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Solution

The fourth proportional to 26,379.58, 39,565.14 and 9,747.46 is: 14,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.58 : 39,565.14 = 9,747.46 : x
  2. Step 2: Convert to fraction form
    26,379.58/39,565.14 = 9,747.46/x
  3. Step 3: Cross multiply
    26,379.58x = 39,565.14 × 9,747.46
  4. Step 4: Simplify right side
    26,379.58x = 385,659,619.54
  5. Step 5: Solve for x
    x = 385,659,619.54/26,379.58
  6. Step 6: Final answer
    x = 14,619.63

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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.