Home / 41,261.16-61,895.04-13,185.21

Finding the Fourth Proportional to 41,261.16, 61,895.04 and 13,185.21

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Solution

The fourth proportional to 41,261.16, 61,895.04 and 13,185.21 is: 19,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261.16 : 61,895.04 = 13,185.21 : x
  2. Step 2: Convert to fraction form
    41,261.16/61,895.04 = 13,185.21/x
  3. Step 3: Cross multiply
    41,261.16x = 61,895.04 × 13,185.21
  4. Step 4: Simplify right side
    41,261.16x = 816,099,100.36
  5. Step 5: Solve for x
    x = 816,099,100.36/41,261.16
  6. Step 6: Final answer
    x = 19,778.87

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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.