Home / 18,270.14-27,410.07-5,790.50

Finding the Fourth Proportional to 18,270.14, 27,410.07 and 5,790.50

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Solution

The fourth proportional to 18,270.14, 27,410.07 and 5,790.50 is: 8,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270.14 : 27,410.07 = 5,790.50 : x
  2. Step 2: Convert to fraction form
    18,270.14/27,410.07 = 5,790.50/x
  3. Step 3: Cross multiply
    18,270.14x = 27,410.07 × 5,790.50
  4. Step 4: Simplify right side
    18,270.14x = 158,718,010.34
  5. Step 5: Solve for x
    x = 158,718,010.34/18,270.14
  6. Step 6: Final answer
    x = 8,687.29

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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.