Home / 36,149.77-54,219.30-13,960.38

Finding the Fourth Proportional to 36,149.77, 54,219.30 and 13,960.38

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Solution

The fourth proportional to 36,149.77, 54,219.30 and 13,960.38 is: 20,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.77 : 54,219.30 = 13,960.38 : x
  2. Step 2: Convert to fraction form
    36,149.77/54,219.30 = 13,960.38/x
  3. Step 3: Cross multiply
    36,149.77x = 54,219.30 × 13,960.38
  4. Step 4: Simplify right side
    36,149.77x = 756,921,764.09
  5. Step 5: Solve for x
    x = 756,921,764.09/36,149.77
  6. Step 6: Final answer
    x = 20,938.50

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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.