Home / 26,063.28-39,157.92-16,722

Finding the Fourth Proportional to 26,063.28, 39,157.92 and 16,722

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Solution

The fourth proportional to 26,063.28, 39,157.92 and 16,722 is: 25,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,063.28 : 39,157.92 = 16,722 : x
  2. Step 2: Convert to fraction form
    26,063.28/39,157.92 = 16,722/x
  3. Step 3: Cross multiply
    26,063.28x = 39,157.92 × 16,722
  4. Step 4: Simplify right side
    26,063.28x = 654,798,738.24
  5. Step 5: Solve for x
    x = 654,798,738.24/26,063.28
  6. Step 6: Final answer
    x = 25,123.42

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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.