Home / 18,190.28-27,285.42-6,502.79

Finding the Fourth Proportional to 18,190.28, 27,285.42 and 6,502.79

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Solution

The fourth proportional to 18,190.28, 27,285.42 and 6,502.79 is: 9,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.28 : 27,285.42 = 6,502.79 : x
  2. Step 2: Convert to fraction form
    18,190.28/27,285.42 = 6,502.79/x
  3. Step 3: Cross multiply
    18,190.28x = 27,285.42 × 6,502.79
  4. Step 4: Simplify right side
    18,190.28x = 177,431,356.32
  5. Step 5: Solve for x
    x = 177,431,356.32/18,190.28
  6. Step 6: Final answer
    x = 9,754.19

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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.