Home / 41,668.64-62,522.40-20,634.56

Finding the Fourth Proportional to 41,668.64, 62,522.40 and 20,634.56

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Solution

The fourth proportional to 41,668.64, 62,522.40 and 20,634.56 is: 30,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,668.64 : 62,522.40 = 20,634.56 : x
  2. Step 2: Convert to fraction form
    41,668.64/62,522.40 = 20,634.56/x
  3. Step 3: Cross multiply
    41,668.64x = 62,522.40 × 20,634.56
  4. Step 4: Simplify right side
    41,668.64x = 1,290,122,214.14
  5. Step 5: Solve for x
    x = 1,290,122,214.14/41,668.64
  6. Step 6: Final answer
    x = 30,961.47

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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.