Home / 11,824.68-17,731.30-4,223.39

Finding the Fourth Proportional to 11,824.68, 17,731.30 and 4,223.39

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Solution

The fourth proportional to 11,824.68, 17,731.30 and 4,223.39 is: 6,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.68 : 17,731.30 = 4,223.39 : x
  2. Step 2: Convert to fraction form
    11,824.68/17,731.30 = 4,223.39/x
  3. Step 3: Cross multiply
    11,824.68x = 17,731.30 × 4,223.39
  4. Step 4: Simplify right side
    11,824.68x = 74,886,085.33
  5. Step 5: Solve for x
    x = 74,886,085.33/11,824.68
  6. Step 6: Final answer
    x = 6,333.03

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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.