Home / 17,172.96-25,757.85-6,636.63

Finding the Fourth Proportional to 17,172.96, 25,757.85 and 6,636.63

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Solution

The fourth proportional to 17,172.96, 25,757.85 and 6,636.63 is: 9,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.96 : 25,757.85 = 6,636.63 : x
  2. Step 2: Convert to fraction form
    17,172.96/25,757.85 = 6,636.63/x
  3. Step 3: Cross multiply
    17,172.96x = 25,757.85 × 6,636.63
  4. Step 4: Simplify right side
    17,172.96x = 170,945,404.19
  5. Step 5: Solve for x
    x = 170,945,404.19/17,172.96
  6. Step 6: Final answer
    x = 9,954.33

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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.