Home / 33,072.05-45,639.85-17,964.96

Finding the Fourth Proportional to 33,072.05, 45,639.85 and 17,964.96

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Solution

The fourth proportional to 33,072.05, 45,639.85 and 17,964.96 is: 24,791.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,072.05 : 45,639.85 = 17,964.96 : x
  2. Step 2: Convert to fraction form
    33,072.05/45,639.85 = 17,964.96/x
  3. Step 3: Cross multiply
    33,072.05x = 45,639.85 × 17,964.96
  4. Step 4: Simplify right side
    33,072.05x = 819,918,079.66
  5. Step 5: Solve for x
    x = 819,918,079.66/33,072.05
  6. Step 6: Final answer
    x = 24,791.87

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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.