Home / 33,071.49-45,639.42-17,964.75

Finding the Fourth Proportional to 33,071.49, 45,639.42 and 17,964.75

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Solution

The fourth proportional to 33,071.49, 45,639.42 and 17,964.75 is: 24,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.49 : 45,639.42 = 17,964.75 : x
  2. Step 2: Convert to fraction form
    33,071.49/45,639.42 = 17,964.75/x
  3. Step 3: Cross multiply
    33,071.49x = 45,639.42 × 17,964.75
  4. Step 4: Simplify right side
    33,071.49x = 819,900,770.45
  5. Step 5: Solve for x
    x = 819,900,770.45/33,071.49
  6. Step 6: Final answer
    x = 24,791.77

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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.