Home / 18,183.56-27,275.67-5,703.30

Finding the Fourth Proportional to 18,183.56, 27,275.67 and 5,703.30

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Solution

The fourth proportional to 18,183.56, 27,275.67 and 5,703.30 is: 8,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.56 : 27,275.67 = 5,703.30 : x
  2. Step 2: Convert to fraction form
    18,183.56/27,275.67 = 5,703.30/x
  3. Step 3: Cross multiply
    18,183.56x = 27,275.67 × 5,703.30
  4. Step 4: Simplify right side
    18,183.56x = 155,561,328.71
  5. Step 5: Solve for x
    x = 155,561,328.71/18,183.56
  6. Step 6: Final answer
    x = 8,555.06

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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.