Home / 17,986.06-26,979.35-6,893.31

Finding the Fourth Proportional to 17,986.06, 26,979.35 and 6,893.31

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Solution

The fourth proportional to 17,986.06, 26,979.35 and 6,893.31 is: 10,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.06 : 26,979.35 = 6,893.31 : x
  2. Step 2: Convert to fraction form
    17,986.06/26,979.35 = 6,893.31/x
  3. Step 3: Cross multiply
    17,986.06x = 26,979.35 × 6,893.31
  4. Step 4: Simplify right side
    17,986.06x = 185,977,023.15
  5. Step 5: Solve for x
    x = 185,977,023.15/17,986.06
  6. Step 6: Final answer
    x = 10,340.06

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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.