Home / 26,357.25-39,540-11,368.62

Finding the Fourth Proportional to 26,357.25, 39,540 and 11,368.62

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Solution

The fourth proportional to 26,357.25, 39,540 and 11,368.62 is: 17,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.25 : 39,540 = 11,368.62 : x
  2. Step 2: Convert to fraction form
    26,357.25/39,540 = 11,368.62/x
  3. Step 3: Cross multiply
    26,357.25x = 39,540 × 11,368.62
  4. Step 4: Simplify right side
    26,357.25x = 449,515,234.80
  5. Step 5: Solve for x
    x = 449,515,234.80/26,357.25
  6. Step 6: Final answer
    x = 17,054.71

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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.