Home / 18,314.80-27,473.24-5,168.16

Finding the Fourth Proportional to 18,314.80, 27,473.24 and 5,168.16

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Solution

The fourth proportional to 18,314.80, 27,473.24 and 5,168.16 is: 7,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.80 : 27,473.24 = 5,168.16 : x
  2. Step 2: Convert to fraction form
    18,314.80/27,473.24 = 5,168.16/x
  3. Step 3: Cross multiply
    18,314.80x = 27,473.24 × 5,168.16
  4. Step 4: Simplify right side
    18,314.80x = 141,986,112.96
  5. Step 5: Solve for x
    x = 141,986,112.96/18,314.80
  6. Step 6: Final answer
    x = 7,752.54

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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.