Home / 26,503.14-39,668.17-19,481.30

Finding the Fourth Proportional to 26,503.14, 39,668.17 and 19,481.30

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Solution

The fourth proportional to 26,503.14, 39,668.17 and 19,481.30 is: 29,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.14 : 39,668.17 = 19,481.30 : x
  2. Step 2: Convert to fraction form
    26,503.14/39,668.17 = 19,481.30/x
  3. Step 3: Cross multiply
    26,503.14x = 39,668.17 × 19,481.30
  4. Step 4: Simplify right side
    26,503.14x = 772,787,520.22
  5. Step 5: Solve for x
    x = 772,787,520.22/26,503.14
  6. Step 6: Final answer
    x = 29,158.34

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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.