Home / 17,945.64-26,918.48-8,083.08

Finding the Fourth Proportional to 17,945.64, 26,918.48 and 8,083.08

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Solution

The fourth proportional to 17,945.64, 26,918.48 and 8,083.08 is: 12,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.64 : 26,918.48 = 8,083.08 : x
  2. Step 2: Convert to fraction form
    17,945.64/26,918.48 = 8,083.08/x
  3. Step 3: Cross multiply
    17,945.64x = 26,918.48 × 8,083.08
  4. Step 4: Simplify right side
    17,945.64x = 217,584,227.32
  5. Step 5: Solve for x
    x = 217,584,227.32/17,945.64
  6. Step 6: Final answer
    x = 12,124.63

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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.