Home / 16,898.20-25,376.10-16,379.80

Finding the Fourth Proportional to 16,898.20, 25,376.10 and 16,379.80

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Solution

The fourth proportional to 16,898.20, 25,376.10 and 16,379.80 is: 24,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.20 : 25,376.10 = 16,379.80 : x
  2. Step 2: Convert to fraction form
    16,898.20/25,376.10 = 16,379.80/x
  3. Step 3: Cross multiply
    16,898.20x = 25,376.10 × 16,379.80
  4. Step 4: Simplify right side
    16,898.20x = 415,655,442.78
  5. Step 5: Solve for x
    x = 415,655,442.78/16,898.20
  6. Step 6: Final answer
    x = 24,597.62

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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.