Home / 13,849.38-20,773.26-5,080.32

Finding the Fourth Proportional to 13,849.38, 20,773.26 and 5,080.32

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Solution

The fourth proportional to 13,849.38, 20,773.26 and 5,080.32 is: 7,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.38 : 20,773.26 = 5,080.32 : x
  2. Step 2: Convert to fraction form
    13,849.38/20,773.26 = 5,080.32/x
  3. Step 3: Cross multiply
    13,849.38x = 20,773.26 × 5,080.32
  4. Step 4: Simplify right side
    13,849.38x = 105,534,808.24
  5. Step 5: Solve for x
    x = 105,534,808.24/13,849.38
  6. Step 6: Final answer
    x = 7,620.18

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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.