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Finding the Fourth Proportional to 33,304.66, 45,959.90 and 18,197

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Solution

The fourth proportional to 33,304.66, 45,959.90 and 18,197 is: 25,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,304.66 : 45,959.90 = 18,197 : x
  2. Step 2: Convert to fraction form
    33,304.66/45,959.90 = 18,197/x
  3. Step 3: Cross multiply
    33,304.66x = 45,959.90 × 18,197
  4. Step 4: Simplify right side
    33,304.66x = 836,332,209.32
  5. Step 5: Solve for x
    x = 836,332,209.32/33,304.66
  6. Step 6: Final answer
    x = 25,111.57

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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.