Home / 13,983.53-20,974.80-6,086.03

Finding the Fourth Proportional to 13,983.53, 20,974.80 and 6,086.03

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Solution

The fourth proportional to 13,983.53, 20,974.80 and 6,086.03 is: 9,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.53 : 20,974.80 = 6,086.03 : x
  2. Step 2: Convert to fraction form
    13,983.53/20,974.80 = 6,086.03/x
  3. Step 3: Cross multiply
    13,983.53x = 20,974.80 × 6,086.03
  4. Step 4: Simplify right side
    13,983.53x = 127,653,262.04
  5. Step 5: Solve for x
    x = 127,653,262.04/13,983.53
  6. Step 6: Final answer
    x = 9,128.83

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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.