Home / 18,164.94-27,243.99-5,683.09

Finding the Fourth Proportional to 18,164.94, 27,243.99 and 5,683.09

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Solution

The fourth proportional to 18,164.94, 27,243.99 and 5,683.09 is: 8,523.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.94 : 27,243.99 = 5,683.09 : x
  2. Step 2: Convert to fraction form
    18,164.94/27,243.99 = 5,683.09/x
  3. Step 3: Cross multiply
    18,164.94x = 27,243.99 × 5,683.09
  4. Step 4: Simplify right side
    18,164.94x = 154,830,047.13
  5. Step 5: Solve for x
    x = 154,830,047.13/18,164.94
  6. Step 6: Final answer
    x = 8,523.57

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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.