Home / 34,747.11-52,120.67-13,965.75

Finding the Fourth Proportional to 34,747.11, 52,120.67 and 13,965.75

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Solution

The fourth proportional to 34,747.11, 52,120.67 and 13,965.75 is: 20,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.11 : 52,120.67 = 13,965.75 : x
  2. Step 2: Convert to fraction form
    34,747.11/52,120.67 = 13,965.75/x
  3. Step 3: Cross multiply
    34,747.11x = 52,120.67 × 13,965.75
  4. Step 4: Simplify right side
    34,747.11x = 727,904,177.22
  5. Step 5: Solve for x
    x = 727,904,177.22/34,747.11
  6. Step 6: Final answer
    x = 20,948.63

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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.