Home / 21,696.21-32,553.59-6,906.33

Finding the Fourth Proportional to 21,696.21, 32,553.59 and 6,906.33

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Solution

The fourth proportional to 21,696.21, 32,553.59 and 6,906.33 is: 10,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696.21 : 32,553.59 = 6,906.33 : x
  2. Step 2: Convert to fraction form
    21,696.21/32,553.59 = 6,906.33/x
  3. Step 3: Cross multiply
    21,696.21x = 32,553.59 × 6,906.33
  4. Step 4: Simplify right side
    21,696.21x = 224,825,800.69
  5. Step 5: Solve for x
    x = 224,825,800.69/21,696.21
  6. Step 6: Final answer
    x = 10,362.45

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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.