Home / 18,127.20-27,179.70-16,580.23

Finding the Fourth Proportional to 18,127.20, 27,179.70 and 16,580.23

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Solution

The fourth proportional to 18,127.20, 27,179.70 and 16,580.23 is: 24,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127.20 : 27,179.70 = 16,580.23 : x
  2. Step 2: Convert to fraction form
    18,127.20/27,179.70 = 16,580.23/x
  3. Step 3: Cross multiply
    18,127.20x = 27,179.70 × 16,580.23
  4. Step 4: Simplify right side
    18,127.20x = 450,645,677.33
  5. Step 5: Solve for x
    x = 450,645,677.33/18,127.20
  6. Step 6: Final answer
    x = 24,860.19

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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.