Home / 17,996.36-26,996.52-6,912.56

Finding the Fourth Proportional to 17,996.36, 26,996.52 and 6,912.56

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Solution

The fourth proportional to 17,996.36, 26,996.52 and 6,912.56 is: 10,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.36 : 26,996.52 = 6,912.56 : x
  2. Step 2: Convert to fraction form
    17,996.36/26,996.52 = 6,912.56/x
  3. Step 3: Cross multiply
    17,996.36x = 26,996.52 × 6,912.56
  4. Step 4: Simplify right side
    17,996.36x = 186,615,064.29
  5. Step 5: Solve for x
    x = 186,615,064.29/17,996.36
  6. Step 6: Final answer
    x = 10,369.60

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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.