Home / 17,630.52-26,454.35-7,768.54

Finding the Fourth Proportional to 17,630.52, 26,454.35 and 7,768.54

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Solution

The fourth proportional to 17,630.52, 26,454.35 and 7,768.54 is: 11,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.52 : 26,454.35 = 7,768.54 : x
  2. Step 2: Convert to fraction form
    17,630.52/26,454.35 = 7,768.54/x
  3. Step 3: Cross multiply
    17,630.52x = 26,454.35 × 7,768.54
  4. Step 4: Simplify right side
    17,630.52x = 205,511,676.15
  5. Step 5: Solve for x
    x = 205,511,676.15/17,630.52
  6. Step 6: Final answer
    x = 11,656.59

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1.5x scale

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.