Home / 36,191.34-49,942.67-20,274.99

Finding the Fourth Proportional to 36,191.34, 49,942.67 and 20,274.99

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Solution

The fourth proportional to 36,191.34, 49,942.67 and 20,274.99 is: 27,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.34 : 49,942.67 = 20,274.99 : x
  2. Step 2: Convert to fraction form
    36,191.34/49,942.67 = 20,274.99/x
  3. Step 3: Cross multiply
    36,191.34x = 49,942.67 × 20,274.99
  4. Step 4: Simplify right side
    36,191.34x = 1,012,587,033.45
  5. Step 5: Solve for x
    x = 1,012,587,033.45/36,191.34
  6. Step 6: Final answer
    x = 27,978.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.