Home / 13,958.26-19,260.22-8,292.86

Finding the Fourth Proportional to 13,958.26, 19,260.22 and 8,292.86

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Solution

The fourth proportional to 13,958.26, 19,260.22 and 8,292.86 is: 11,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.26 : 19,260.22 = 8,292.86 : x
  2. Step 2: Convert to fraction form
    13,958.26/19,260.22 = 8,292.86/x
  3. Step 3: Cross multiply
    13,958.26x = 19,260.22 × 8,292.86
  4. Step 4: Simplify right side
    13,958.26x = 159,722,211.73
  5. Step 5: Solve for x
    x = 159,722,211.73/13,958.26
  6. Step 6: Final answer
    x = 11,442.85

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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.