Home / 36,968.85-55,420.00-13,270.84

Finding the Fourth Proportional to 36,968.85, 55,420.00 and 13,270.84

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Solution

The fourth proportional to 36,968.85, 55,420.00 and 13,270.84 is: 19,894.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,968.85 : 55,420.00 = 13,270.84 : x
  2. Step 2: Convert to fraction form
    36,968.85/55,420.00 = 13,270.84/x
  3. Step 3: Cross multiply
    36,968.85x = 55,420.00 × 13,270.84
  4. Step 4: Simplify right side
    36,968.85x = 735,469,781.07
  5. Step 5: Solve for x
    x = 735,469,781.07/36,968.85
  6. Step 6: Final answer
    x = 19,894.31

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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.