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Finding the Fourth Proportional to 17,695.44, 26,547.48 and 5,383.44

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Solution

The fourth proportional to 17,695.44, 26,547.48 and 5,383.44 is: 8,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,695.44 : 26,547.48 = 5,383.44 : x
  2. Step 2: Convert to fraction form
    17,695.44/26,547.48 = 5,383.44/x
  3. Step 3: Cross multiply
    17,695.44x = 26,547.48 × 5,383.44
  4. Step 4: Simplify right side
    17,695.44x = 142,916,765.73
  5. Step 5: Solve for x
    x = 142,916,765.73/17,695.44
  6. Step 6: Final answer
    x = 8,076.47

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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.