Home / 18,541.68-27,817.26-5,394.05

Finding the Fourth Proportional to 18,541.68, 27,817.26 and 5,394.05

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Solution

The fourth proportional to 18,541.68, 27,817.26 and 5,394.05 is: 8,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.68 : 27,817.26 = 5,394.05 : x
  2. Step 2: Convert to fraction form
    18,541.68/27,817.26 = 5,394.05/x
  3. Step 3: Cross multiply
    18,541.68x = 27,817.26 × 5,394.05
  4. Step 4: Simplify right side
    18,541.68x = 150,047,552.22
  5. Step 5: Solve for x
    x = 150,047,552.22/18,541.68
  6. Step 6: Final answer
    x = 8,092.45

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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.