Home / 13,837.08-20,755.69-3,448.83

Finding the Fourth Proportional to 13,837.08, 20,755.69 and 3,448.83

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Solution

The fourth proportional to 13,837.08, 20,755.69 and 3,448.83 is: 5,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.08 : 20,755.69 = 3,448.83 : x
  2. Step 2: Convert to fraction form
    13,837.08/20,755.69 = 3,448.83/x
  3. Step 3: Cross multiply
    13,837.08x = 20,755.69 × 3,448.83
  4. Step 4: Simplify right side
    13,837.08x = 71,582,818.20
  5. Step 5: Solve for x
    x = 71,582,818.20/13,837.08
  6. Step 6: Final answer
    x = 5,173.26

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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.