Home / 13,734.45-20,616.26-13,034.61

Finding the Fourth Proportional to 13,734.45, 20,616.26 and 13,034.61

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Solution

The fourth proportional to 13,734.45, 20,616.26 and 13,034.61 is: 19,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.45 : 20,616.26 = 13,034.61 : x
  2. Step 2: Convert to fraction form
    13,734.45/20,616.26 = 13,034.61/x
  3. Step 3: Cross multiply
    13,734.45x = 20,616.26 × 13,034.61
  4. Step 4: Simplify right side
    13,734.45x = 268,724,843.59
  5. Step 5: Solve for x
    x = 268,724,843.59/13,734.45
  6. Step 6: Final answer
    x = 19,565.75

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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.