Home / 20,884.25-31,327.43-6,094.28

Finding the Fourth Proportional to 20,884.25, 31,327.43 and 6,094.28

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Solution

The fourth proportional to 20,884.25, 31,327.43 and 6,094.28 is: 9,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884.25 : 31,327.43 = 6,094.28 : x
  2. Step 2: Convert to fraction form
    20,884.25/31,327.43 = 6,094.28/x
  3. Step 3: Cross multiply
    20,884.25x = 31,327.43 × 6,094.28
  4. Step 4: Simplify right side
    20,884.25x = 190,917,942.99
  5. Step 5: Solve for x
    x = 190,917,942.99/20,884.25
  6. Step 6: Final answer
    x = 9,141.72

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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.