Home / 12,550.44-17,317.38-7,833.96

Finding the Fourth Proportional to 12,550.44, 17,317.38 and 7,833.96

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Solution

The fourth proportional to 12,550.44, 17,317.38 and 7,833.96 is: 10,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.44 : 17,317.38 = 7,833.96 : x
  2. Step 2: Convert to fraction form
    12,550.44/17,317.38 = 7,833.96/x
  3. Step 3: Cross multiply
    12,550.44x = 17,317.38 × 7,833.96
  4. Step 4: Simplify right side
    12,550.44x = 135,663,662.22
  5. Step 5: Solve for x
    x = 135,663,662.22/12,550.44
  6. Step 6: Final answer
    x = 10,809.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.