Home / 20,092.82-30,146.46-6,946.52

Finding the Fourth Proportional to 20,092.82, 30,146.46 and 6,946.52

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Solution

The fourth proportional to 20,092.82, 30,146.46 and 6,946.52 is: 10,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.82 : 30,146.46 = 6,946.52 : x
  2. Step 2: Convert to fraction form
    20,092.82/30,146.46 = 6,946.52/x
  3. Step 3: Cross multiply
    20,092.82x = 30,146.46 × 6,946.52
  4. Step 4: Simplify right side
    20,092.82x = 209,412,987.32
  5. Step 5: Solve for x
    x = 209,412,987.32/20,092.82
  6. Step 6: Final answer
    x = 10,422.28

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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.