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Finding the Fourth Proportional to 33,065.97, 45,631.37 and 17,958.92

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Solution

The fourth proportional to 33,065.97, 45,631.37 and 17,958.92 is: 24,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,065.97 : 45,631.37 = 17,958.92 : x
  2. Step 2: Convert to fraction form
    33,065.97/45,631.37 = 17,958.92/x
  3. Step 3: Cross multiply
    33,065.97x = 45,631.37 × 17,958.92
  4. Step 4: Simplify right side
    33,065.97x = 819,490,127.80
  5. Step 5: Solve for x
    x = 819,490,127.80/33,065.97
  6. Step 6: Final answer
    x = 24,783.49

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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.