Home / 33,678.32-50,517.49-18,694.64

Finding the Fourth Proportional to 33,678.32, 50,517.49 and 18,694.64

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Solution

The fourth proportional to 33,678.32, 50,517.49 and 18,694.64 is: 28,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678.32 : 50,517.49 = 18,694.64 : x
  2. Step 2: Convert to fraction form
    33,678.32/50,517.49 = 18,694.64/x
  3. Step 3: Cross multiply
    33,678.32x = 50,517.49 × 18,694.64
  4. Step 4: Simplify right side
    33,678.32x = 944,406,368.81
  5. Step 5: Solve for x
    x = 944,406,368.81/33,678.32
  6. Step 6: Final answer
    x = 28,041.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.