Home / 13,091.06-19,634.64-4,326.02

Finding the Fourth Proportional to 13,091.06, 19,634.64 and 4,326.02

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Solution

The fourth proportional to 13,091.06, 19,634.64 and 4,326.02 is: 6,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.06 : 19,634.64 = 4,326.02 : x
  2. Step 2: Convert to fraction form
    13,091.06/19,634.64 = 4,326.02/x
  3. Step 3: Cross multiply
    13,091.06x = 19,634.64 × 4,326.02
  4. Step 4: Simplify right side
    13,091.06x = 84,939,845.33
  5. Step 5: Solve for x
    x = 84,939,845.33/13,091.06
  6. Step 6: Final answer
    x = 6,488.39

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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.