Home / 13,093.80-19,636.62-4,326.60

Finding the Fourth Proportional to 13,093.80, 19,636.62 and 4,326.60

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Solution

The fourth proportional to 13,093.80, 19,636.62 and 4,326.60 is: 6,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.80 : 19,636.62 = 4,326.60 : x
  2. Step 2: Convert to fraction form
    13,093.80/19,636.62 = 4,326.60/x
  3. Step 3: Cross multiply
    13,093.80x = 19,636.62 × 4,326.60
  4. Step 4: Simplify right side
    13,093.80x = 84,959,800.09
  5. Step 5: Solve for x
    x = 84,959,800.09/13,093.80
  6. Step 6: Final answer
    x = 6,488.55

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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.