Home / 13,983.80-20,975.56-6,584.22

Finding the Fourth Proportional to 13,983.80, 20,975.56 and 6,584.22

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Solution

The fourth proportional to 13,983.80, 20,975.56 and 6,584.22 is: 9,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.80 : 20,975.56 = 6,584.22 : x
  2. Step 2: Convert to fraction form
    13,983.80/20,975.56 = 6,584.22/x
  3. Step 3: Cross multiply
    13,983.80x = 20,975.56 × 6,584.22
  4. Step 4: Simplify right side
    13,983.80x = 138,107,685.20
  5. Step 5: Solve for x
    x = 138,107,685.20/13,983.80
  6. Step 6: Final answer
    x = 9,876.27

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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.