Home / 29,481.72-44,222.31-11,947.38

Finding the Fourth Proportional to 29,481.72, 44,222.31 and 11,947.38

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Solution

The fourth proportional to 29,481.72, 44,222.31 and 11,947.38 is: 17,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,481.72 : 44,222.31 = 11,947.38 : x
  2. Step 2: Convert to fraction form
    29,481.72/44,222.31 = 11,947.38/x
  3. Step 3: Cross multiply
    29,481.72x = 44,222.31 × 11,947.38
  4. Step 4: Simplify right side
    29,481.72x = 528,340,742.05
  5. Step 5: Solve for x
    x = 528,340,742.05/29,481.72
  6. Step 6: Final answer
    x = 17,920.96

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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.