Home / 26,279.98-39,396.52-9,636.12

Finding the Fourth Proportional to 26,279.98, 39,396.52 and 9,636.12

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Solution

The fourth proportional to 26,279.98, 39,396.52 and 9,636.12 is: 14,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.98 : 39,396.52 = 9,636.12 : x
  2. Step 2: Convert to fraction form
    26,279.98/39,396.52 = 9,636.12/x
  3. Step 3: Cross multiply
    26,279.98x = 39,396.52 × 9,636.12
  4. Step 4: Simplify right side
    26,279.98x = 379,629,606.35
  5. Step 5: Solve for x
    x = 379,629,606.35/26,279.98
  6. Step 6: Final answer
    x = 14,445.58

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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.