Home / 13,792.80-20,677.56-5,995.80

Finding the Fourth Proportional to 13,792.80, 20,677.56 and 5,995.80

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Solution

The fourth proportional to 13,792.80, 20,677.56 and 5,995.80 is: 8,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.80 : 20,677.56 = 5,995.80 : x
  2. Step 2: Convert to fraction form
    13,792.80/20,677.56 = 5,995.80/x
  3. Step 3: Cross multiply
    13,792.80x = 20,677.56 × 5,995.80
  4. Step 4: Simplify right side
    13,792.80x = 123,978,514.25
  5. Step 5: Solve for x
    x = 123,978,514.25/13,792.80
  6. Step 6: Final answer
    x = 8,988.64

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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.