Home / 41,111.36-61,642.08-16,121.48

Finding the Fourth Proportional to 41,111.36, 61,642.08 and 16,121.48

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Solution

The fourth proportional to 41,111.36, 61,642.08 and 16,121.48 is: 24,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.36 : 61,642.08 = 16,121.48 : x
  2. Step 2: Convert to fraction form
    41,111.36/61,642.08 = 16,121.48/x
  3. Step 3: Cross multiply
    41,111.36x = 61,642.08 × 16,121.48
  4. Step 4: Simplify right side
    41,111.36x = 993,761,559.88
  5. Step 5: Solve for x
    x = 993,761,559.88/41,111.36
  6. Step 6: Final answer
    x = 24,172.43

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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.