Home / 33,310.49-45,968.67-18,203.31

Finding the Fourth Proportional to 33,310.49, 45,968.67 and 18,203.31

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Solution

The fourth proportional to 33,310.49, 45,968.67 and 18,203.31 is: 25,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.49 : 45,968.67 = 18,203.31 : x
  2. Step 2: Convert to fraction form
    33,310.49/45,968.67 = 18,203.31/x
  3. Step 3: Cross multiply
    33,310.49x = 45,968.67 × 18,203.31
  4. Step 4: Simplify right side
    33,310.49x = 836,781,950.30
  5. Step 5: Solve for x
    x = 836,781,950.30/33,310.49
  6. Step 6: Final answer
    x = 25,120.68

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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.