Home / 25,909.72-38,839.92-16,523.38

Finding the Fourth Proportional to 25,909.72, 38,839.92 and 16,523.38

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Solution

The fourth proportional to 25,909.72, 38,839.92 and 16,523.38 is: 24,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,909.72 : 38,839.92 = 16,523.38 : x
  2. Step 2: Convert to fraction form
    25,909.72/38,839.92 = 16,523.38/x
  3. Step 3: Cross multiply
    25,909.72x = 38,839.92 × 16,523.38
  4. Step 4: Simplify right side
    25,909.72x = 641,766,757.33
  5. Step 5: Solve for x
    x = 641,766,757.33/25,909.72
  6. Step 6: Final answer
    x = 24,769.34

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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.