Home / 27,996.12-41,937.87-13,913.55

Finding the Fourth Proportional to 27,996.12, 41,937.87 and 13,913.55

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Solution

The fourth proportional to 27,996.12, 41,937.87 and 13,913.55 is: 20,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996.12 : 41,937.87 = 13,913.55 : x
  2. Step 2: Convert to fraction form
    27,996.12/41,937.87 = 13,913.55/x
  3. Step 3: Cross multiply
    27,996.12x = 41,937.87 × 13,913.55
  4. Step 4: Simplify right side
    27,996.12x = 583,504,651.14
  5. Step 5: Solve for x
    x = 583,504,651.14/27,996.12
  6. Step 6: Final answer
    x = 20,842.34

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1.5x scale

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.