Home / 41,151.78-61,741.44-13,076.64

Finding the Fourth Proportional to 41,151.78, 61,741.44 and 13,076.64

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Solution

The fourth proportional to 41,151.78, 61,741.44 and 13,076.64 is: 19,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,151.78 : 61,741.44 = 13,076.64 : x
  2. Step 2: Convert to fraction form
    41,151.78/61,741.44 = 13,076.64/x
  3. Step 3: Cross multiply
    41,151.78x = 61,741.44 × 13,076.64
  4. Step 4: Simplify right side
    41,151.78x = 807,370,583.96
  5. Step 5: Solve for x
    x = 807,370,583.96/41,151.78
  6. Step 6: Final answer
    x = 19,619.34

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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.