Home / 18,236.10-27,354.15-5,757.38

Finding the Fourth Proportional to 18,236.10, 27,354.15 and 5,757.38

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Solution

The fourth proportional to 18,236.10, 27,354.15 and 5,757.38 is: 8,636.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.10 : 27,354.15 = 5,757.38 : x
  2. Step 2: Convert to fraction form
    18,236.10/27,354.15 = 5,757.38/x
  3. Step 3: Cross multiply
    18,236.10x = 27,354.15 × 5,757.38
  4. Step 4: Simplify right side
    18,236.10x = 157,488,236.13
  5. Step 5: Solve for x
    x = 157,488,236.13/18,236.10
  6. Step 6: Final answer
    x = 8,636.07

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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.