Home / 26,647.63-36,770.60-15,893.09

Finding the Fourth Proportional to 26,647.63, 36,770.60 and 15,893.09

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Solution

The fourth proportional to 26,647.63, 36,770.60 and 15,893.09 is: 21,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.63 : 36,770.60 = 15,893.09 : x
  2. Step 2: Convert to fraction form
    26,647.63/36,770.60 = 15,893.09/x
  3. Step 3: Cross multiply
    26,647.63x = 36,770.60 × 15,893.09
  4. Step 4: Simplify right side
    26,647.63x = 584,398,455.15
  5. Step 5: Solve for x
    x = 584,398,455.15/26,647.63
  6. Step 6: Final answer
    x = 21,930.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.