Home / 30,982.94-46,480.89-15,392.06

Finding the Fourth Proportional to 30,982.94, 46,480.89 and 15,392.06

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Solution

The fourth proportional to 30,982.94, 46,480.89 and 15,392.06 is: 23,091.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,982.94 : 46,480.89 = 15,392.06 : x
  2. Step 2: Convert to fraction form
    30,982.94/46,480.89 = 15,392.06/x
  3. Step 3: Cross multiply
    30,982.94x = 46,480.89 × 15,392.06
  4. Step 4: Simplify right side
    30,982.94x = 715,436,647.73
  5. Step 5: Solve for x
    x = 715,436,647.73/30,982.94
  6. Step 6: Final answer
    x = 23,091.31

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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.