Home / 13,093.29-19,628.31-4,771.75

Finding the Fourth Proportional to 13,093.29, 19,628.31 and 4,771.75

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Solution

The fourth proportional to 13,093.29, 19,628.31 and 4,771.75 is: 7,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.29 : 19,628.31 = 4,771.75 : x
  2. Step 2: Convert to fraction form
    13,093.29/19,628.31 = 4,771.75/x
  3. Step 3: Cross multiply
    13,093.29x = 19,628.31 × 4,771.75
  4. Step 4: Simplify right side
    13,093.29x = 93,661,388.24
  5. Step 5: Solve for x
    x = 93,661,388.24/13,093.29
  6. Step 6: Final answer
    x = 7,153.39

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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.