Home / 13,757.26-20,639.38-6,367.04

Finding the Fourth Proportional to 13,757.26, 20,639.38 and 6,367.04

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Solution

The fourth proportional to 13,757.26, 20,639.38 and 6,367.04 is: 9,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.26 : 20,639.38 = 6,367.04 : x
  2. Step 2: Convert to fraction form
    13,757.26/20,639.38 = 6,367.04/x
  3. Step 3: Cross multiply
    13,757.26x = 20,639.38 × 6,367.04
  4. Step 4: Simplify right side
    13,757.26x = 131,411,758.04
  5. Step 5: Solve for x
    x = 131,411,758.04/13,757.26
  6. Step 6: Final answer
    x = 9,552.18

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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.