Home / 26,458.52-39,689.33-8,450.60

Finding the Fourth Proportional to 26,458.52, 39,689.33 and 8,450.60

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Solution

The fourth proportional to 26,458.52, 39,689.33 and 8,450.60 is: 12,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,458.52 : 39,689.33 = 8,450.60 : x
  2. Step 2: Convert to fraction form
    26,458.52/39,689.33 = 8,450.60/x
  3. Step 3: Cross multiply
    26,458.52x = 39,689.33 × 8,450.60
  4. Step 4: Simplify right side
    26,458.52x = 335,398,411.40
  5. Step 5: Solve for x
    x = 335,398,411.40/26,458.52
  6. Step 6: Final answer
    x = 12,676.39

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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.