Home / 26,284.72-39,431.54-11,493.31

Finding the Fourth Proportional to 26,284.72, 39,431.54 and 11,493.31

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Solution

The fourth proportional to 26,284.72, 39,431.54 and 11,493.31 is: 17,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.72 : 39,431.54 = 11,493.31 : x
  2. Step 2: Convert to fraction form
    26,284.72/39,431.54 = 11,493.31/x
  3. Step 3: Cross multiply
    26,284.72x = 39,431.54 × 11,493.31
  4. Step 4: Simplify right side
    26,284.72x = 453,198,913.00
  5. Step 5: Solve for x
    x = 453,198,913.00/26,284.72
  6. Step 6: Final answer
    x = 17,241.92

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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.