Home / 46,276.20-69,414.30-11,215.86

Finding the Fourth Proportional to 46,276.20, 69,414.30 and 11,215.86

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Solution

The fourth proportional to 46,276.20, 69,414.30 and 11,215.86 is: 16,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,276.20 : 69,414.30 = 11,215.86 : x
  2. Step 2: Convert to fraction form
    46,276.20/69,414.30 = 11,215.86/x
  3. Step 3: Cross multiply
    46,276.20x = 69,414.30 × 11,215.86
  4. Step 4: Simplify right side
    46,276.20x = 778,540,723.73
  5. Step 5: Solve for x
    x = 778,540,723.73/46,276.20
  6. Step 6: Final answer
    x = 16,823.78

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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.