Home / 33,541-46,274.79-20,116.60

Finding the Fourth Proportional to 33,541, 46,274.79 and 20,116.60

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Solution

The fourth proportional to 33,541, 46,274.79 and 20,116.60 is: 27,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,541 : 46,274.79 = 20,116.60 : x
  2. Step 2: Convert to fraction form
    33,541/46,274.79 = 20,116.60/x
  3. Step 3: Cross multiply
    33,541x = 46,274.79 × 20,116.60
  4. Step 4: Simplify right side
    33,541x = 930,891,440.51
  5. Step 5: Solve for x
    x = 930,891,440.51/33,541
  6. Step 6: Final answer
    x = 27,753.84

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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.