Home / 30,394.22-41,939.67-16,963.58

Finding the Fourth Proportional to 30,394.22, 41,939.67 and 16,963.58

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Solution

The fourth proportional to 30,394.22, 41,939.67 and 16,963.58 is: 23,407.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.22 : 41,939.67 = 16,963.58 : x
  2. Step 2: Convert to fraction form
    30,394.22/41,939.67 = 16,963.58/x
  3. Step 3: Cross multiply
    30,394.22x = 41,939.67 × 16,963.58
  4. Step 4: Simplify right side
    30,394.22x = 711,446,947.22
  5. Step 5: Solve for x
    x = 711,446,947.22/30,394.22
  6. Step 6: Final answer
    x = 23,407.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.