Home / 20,452.91-30,675.94-5,663.32

Finding the Fourth Proportional to 20,452.91, 30,675.94 and 5,663.32

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Solution

The fourth proportional to 20,452.91, 30,675.94 and 5,663.32 is: 8,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,452.91 : 30,675.94 = 5,663.32 : x
  2. Step 2: Convert to fraction form
    20,452.91/30,675.94 = 5,663.32/x
  3. Step 3: Cross multiply
    20,452.91x = 30,675.94 × 5,663.32
  4. Step 4: Simplify right side
    20,452.91x = 173,727,584.29
  5. Step 5: Solve for x
    x = 173,727,584.29/20,452.91
  6. Step 6: Final answer
    x = 8,494.03

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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.