Home / 41,012.64-61,519.01-11,431.26

Finding the Fourth Proportional to 41,012.64, 61,519.01 and 11,431.26

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Solution

The fourth proportional to 41,012.64, 61,519.01 and 11,431.26 is: 17,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,012.64 : 61,519.01 = 11,431.26 : x
  2. Step 2: Convert to fraction form
    41,012.64/61,519.01 = 11,431.26/x
  3. Step 3: Cross multiply
    41,012.64x = 61,519.01 × 11,431.26
  4. Step 4: Simplify right side
    41,012.64x = 703,239,741.10
  5. Step 5: Solve for x
    x = 703,239,741.10/41,012.64
  6. Step 6: Final answer
    x = 17,146.90

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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.