Home / 13,837.19-20,755.85-3,448.94

Finding the Fourth Proportional to 13,837.19, 20,755.85 and 3,448.94

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Solution

The fourth proportional to 13,837.19, 20,755.85 and 3,448.94 is: 5,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.19 : 20,755.85 = 3,448.94 : x
  2. Step 2: Convert to fraction form
    13,837.19/20,755.85 = 3,448.94/x
  3. Step 3: Cross multiply
    13,837.19x = 20,755.85 × 3,448.94
  4. Step 4: Simplify right side
    13,837.19x = 71,585,560.28
  5. Step 5: Solve for x
    x = 71,585,560.28/13,837.19
  6. Step 6: Final answer
    x = 5,173.42

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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.