Home / 41,421.35-62,121.60-11,839.34

Finding the Fourth Proportional to 41,421.35, 62,121.60 and 11,839.34

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Solution

The fourth proportional to 41,421.35, 62,121.60 and 11,839.34 is: 17,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.35 : 62,121.60 = 11,839.34 : x
  2. Step 2: Convert to fraction form
    41,421.35/62,121.60 = 11,839.34/x
  3. Step 3: Cross multiply
    41,421.35x = 62,121.60 × 11,839.34
  4. Step 4: Simplify right side
    41,421.35x = 735,478,743.74
  5. Step 5: Solve for x
    x = 735,478,743.74/41,421.35
  6. Step 6: Final answer
    x = 17,756.03

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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.