Home / 12,519.56-18,755.88-6,272.26

Finding the Fourth Proportional to 12,519.56, 18,755.88 and 6,272.26

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Solution

The fourth proportional to 12,519.56, 18,755.88 and 6,272.26 is: 9,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519.56 : 18,755.88 = 6,272.26 : x
  2. Step 2: Convert to fraction form
    12,519.56/18,755.88 = 6,272.26/x
  3. Step 3: Cross multiply
    12,519.56x = 18,755.88 × 6,272.26
  4. Step 4: Simplify right side
    12,519.56x = 117,641,755.87
  5. Step 5: Solve for x
    x = 117,641,755.87/12,519.56
  6. Step 6: Final answer
    x = 9,396.63

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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.