Home / 30,907.46-46,361.14-11,181.39

Finding the Fourth Proportional to 30,907.46, 46,361.14 and 11,181.39

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Solution

The fourth proportional to 30,907.46, 46,361.14 and 11,181.39 is: 16,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,907.46 : 46,361.14 = 11,181.39 : x
  2. Step 2: Convert to fraction form
    30,907.46/46,361.14 = 11,181.39/x
  3. Step 3: Cross multiply
    30,907.46x = 46,361.14 × 11,181.39
  4. Step 4: Simplify right side
    30,907.46x = 518,382,109.05
  5. Step 5: Solve for x
    x = 518,382,109.05/30,907.46
  6. Step 6: Final answer
    x = 16,772.07

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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.