Home / 18,577.35-27,866.03-18,382.95

Finding the Fourth Proportional to 18,577.35, 27,866.03 and 18,382.95

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Solution

The fourth proportional to 18,577.35, 27,866.03 and 18,382.95 is: 27,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.35 : 27,866.03 = 18,382.95 : x
  2. Step 2: Convert to fraction form
    18,577.35/27,866.03 = 18,382.95/x
  3. Step 3: Cross multiply
    18,577.35x = 27,866.03 × 18,382.95
  4. Step 4: Simplify right side
    18,577.35x = 512,259,744.27
  5. Step 5: Solve for x
    x = 512,259,744.27/18,577.35
  6. Step 6: Final answer
    x = 27,574.43

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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.