Home / 18,039.24-27,057.72-5,558.10

Finding the Fourth Proportional to 18,039.24, 27,057.72 and 5,558.10

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Solution

The fourth proportional to 18,039.24, 27,057.72 and 5,558.10 is: 8,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.24 : 27,057.72 = 5,558.10 : x
  2. Step 2: Convert to fraction form
    18,039.24/27,057.72 = 5,558.10/x
  3. Step 3: Cross multiply
    18,039.24x = 27,057.72 × 5,558.10
  4. Step 4: Simplify right side
    18,039.24x = 150,389,513.53
  5. Step 5: Solve for x
    x = 150,389,513.53/18,039.24
  6. Step 6: Final answer
    x = 8,336.80

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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.