Home / 12,508.54-18,759.12-5,932.96

Finding the Fourth Proportional to 12,508.54, 18,759.12 and 5,932.96

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Solution

The fourth proportional to 12,508.54, 18,759.12 and 5,932.96 is: 8,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508.54 : 18,759.12 = 5,932.96 : x
  2. Step 2: Convert to fraction form
    12,508.54/18,759.12 = 5,932.96/x
  3. Step 3: Cross multiply
    12,508.54x = 18,759.12 × 5,932.96
  4. Step 4: Simplify right side
    12,508.54x = 111,297,108.60
  5. Step 5: Solve for x
    x = 111,297,108.60/12,508.54
  6. Step 6: Final answer
    x = 8,897.69

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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.