Home / 34,363.20-51,538.32-16,821.84

Finding the Fourth Proportional to 34,363.20, 51,538.32 and 16,821.84

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Solution

The fourth proportional to 34,363.20, 51,538.32 and 16,821.84 is: 25,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,363.20 : 51,538.32 = 16,821.84 : x
  2. Step 2: Convert to fraction form
    34,363.20/51,538.32 = 16,821.84/x
  3. Step 3: Cross multiply
    34,363.20x = 51,538.32 × 16,821.84
  4. Step 4: Simplify right side
    34,363.20x = 866,969,372.91
  5. Step 5: Solve for x
    x = 866,969,372.91/34,363.20
  6. Step 6: Final answer
    x = 25,229.59

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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.