Home / 27,913.20-41,813.10-17,350.80

Finding the Fourth Proportional to 27,913.20, 41,813.10 and 17,350.80

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Solution

The fourth proportional to 27,913.20, 41,813.10 and 17,350.80 is: 25,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.20 : 41,813.10 = 17,350.80 : x
  2. Step 2: Convert to fraction form
    27,913.20/41,813.10 = 17,350.80/x
  3. Step 3: Cross multiply
    27,913.20x = 41,813.10 × 17,350.80
  4. Step 4: Simplify right side
    27,913.20x = 725,490,735.48
  5. Step 5: Solve for x
    x = 725,490,735.48/27,913.20
  6. Step 6: Final answer
    x = 25,990.96

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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.