Home / 41,400.40-62,110.24-11,818.64

Finding the Fourth Proportional to 41,400.40, 62,110.24 and 11,818.64

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Solution

The fourth proportional to 41,400.40, 62,110.24 and 11,818.64 is: 17,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,400.40 : 62,110.24 = 11,818.64 : x
  2. Step 2: Convert to fraction form
    41,400.40/62,110.24 = 11,818.64/x
  3. Step 3: Cross multiply
    41,400.40x = 62,110.24 × 11,818.64
  4. Step 4: Simplify right side
    41,400.40x = 734,058,566.87
  5. Step 5: Solve for x
    x = 734,058,566.87/41,400.40
  6. Step 6: Final answer
    x = 17,730.71

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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.