Home / 20,028.39-30,177.79-16,594.80

Finding the Fourth Proportional to 20,028.39, 30,177.79 and 16,594.80

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Solution

The fourth proportional to 20,028.39, 30,177.79 and 16,594.80 is: 25,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,028.39 : 30,177.79 = 16,594.80 : x
  2. Step 2: Convert to fraction form
    20,028.39/30,177.79 = 16,594.80/x
  3. Step 3: Cross multiply
    20,028.39x = 30,177.79 × 16,594.80
  4. Step 4: Simplify right side
    20,028.39x = 500,794,389.49
  5. Step 5: Solve for x
    x = 500,794,389.49/20,028.39
  6. Step 6: Final answer
    x = 25,004.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.