Home / 18,150.66-27,218.97-6,300.90

Finding the Fourth Proportional to 18,150.66, 27,218.97 and 6,300.90

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Solution

The fourth proportional to 18,150.66, 27,218.97 and 6,300.90 is: 9,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.66 : 27,218.97 = 6,300.90 : x
  2. Step 2: Convert to fraction form
    18,150.66/27,218.97 = 6,300.90/x
  3. Step 3: Cross multiply
    18,150.66x = 27,218.97 × 6,300.90
  4. Step 4: Simplify right side
    18,150.66x = 171,504,008.07
  5. Step 5: Solve for x
    x = 171,504,008.07/18,150.66
  6. Step 6: Final answer
    x = 9,448.91

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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.