Home / 27,878.31-41,825.66-11,229.77

Finding the Fourth Proportional to 27,878.31, 41,825.66 and 11,229.77

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Solution

The fourth proportional to 27,878.31, 41,825.66 and 11,229.77 is: 16,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,878.31 : 41,825.66 = 11,229.77 : x
  2. Step 2: Convert to fraction form
    27,878.31/41,825.66 = 11,229.77/x
  3. Step 3: Cross multiply
    27,878.31x = 41,825.66 × 11,229.77
  4. Step 4: Simplify right side
    27,878.31x = 469,692,590.31
  5. Step 5: Solve for x
    x = 469,692,590.31/27,878.31
  6. Step 6: Final answer
    x = 16,847.96

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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.