Home / 54,466.24-81,706.32-19,409.44

Finding the Fourth Proportional to 54,466.24, 81,706.32 and 19,409.44

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Solution

The fourth proportional to 54,466.24, 81,706.32 and 19,409.44 is: 29,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,466.24 : 81,706.32 = 19,409.44 : x
  2. Step 2: Convert to fraction form
    54,466.24/81,706.32 = 19,409.44/x
  3. Step 3: Cross multiply
    54,466.24x = 81,706.32 × 19,409.44
  4. Step 4: Simplify right side
    54,466.24x = 1,585,873,915.66
  5. Step 5: Solve for x
    x = 1,585,873,915.66/54,466.24
  6. Step 6: Final answer
    x = 29,116.64

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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.