Home / 26,442.29-39,664.71-8,671.37

Finding the Fourth Proportional to 26,442.29, 39,664.71 and 8,671.37

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Solution

The fourth proportional to 26,442.29, 39,664.71 and 8,671.37 is: 13,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.29 : 39,664.71 = 8,671.37 : x
  2. Step 2: Convert to fraction form
    26,442.29/39,664.71 = 8,671.37/x
  3. Step 3: Cross multiply
    26,442.29x = 39,664.71 × 8,671.37
  4. Step 4: Simplify right side
    26,442.29x = 343,947,481.76
  5. Step 5: Solve for x
    x = 343,947,481.76/26,442.29
  6. Step 6: Final answer
    x = 13,007.48

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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.