Home / 31,293.82-46,940.87-9,107.29

Finding the Fourth Proportional to 31,293.82, 46,940.87 and 9,107.29

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Solution

The fourth proportional to 31,293.82, 46,940.87 and 9,107.29 is: 13,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.82 : 46,940.87 = 9,107.29 : x
  2. Step 2: Convert to fraction form
    31,293.82/46,940.87 = 9,107.29/x
  3. Step 3: Cross multiply
    31,293.82x = 46,940.87 × 9,107.29
  4. Step 4: Simplify right side
    31,293.82x = 427,504,115.94
  5. Step 5: Solve for x
    x = 427,504,115.94/31,293.82
  6. Step 6: Final answer
    x = 13,660.98

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1.5x scale

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.