Home / 27,993.36-41,926.56-21,702.96

Finding the Fourth Proportional to 27,993.36, 41,926.56 and 21,702.96

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Solution

The fourth proportional to 27,993.36, 41,926.56 and 21,702.96 is: 32,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,993.36 : 41,926.56 = 21,702.96 : x
  2. Step 2: Convert to fraction form
    27,993.36/41,926.56 = 21,702.96/x
  3. Step 3: Cross multiply
    27,993.36x = 41,926.56 × 21,702.96
  4. Step 4: Simplify right side
    27,993.36x = 909,930,454.62
  5. Step 5: Solve for x
    x = 909,930,454.62/27,993.36
  6. Step 6: Final answer
    x = 32,505.22

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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.