Home / 30,701.37-46,042.25-11,976.85

Finding the Fourth Proportional to 30,701.37, 46,042.25 and 11,976.85

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Solution

The fourth proportional to 30,701.37, 46,042.25 and 11,976.85 is: 17,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701.37 : 46,042.25 = 11,976.85 : x
  2. Step 2: Convert to fraction form
    30,701.37/46,042.25 = 11,976.85/x
  3. Step 3: Cross multiply
    30,701.37x = 46,042.25 × 11,976.85
  4. Step 4: Simplify right side
    30,701.37x = 551,441,121.91
  5. Step 5: Solve for x
    x = 551,441,121.91/30,701.37
  6. Step 6: Final answer
    x = 17,961.45

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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.