Home / 18,238.92-27,354.74-5,756.82

Finding the Fourth Proportional to 18,238.92, 27,354.74 and 5,756.82

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Solution

The fourth proportional to 18,238.92, 27,354.74 and 5,756.82 is: 8,634.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,238.92 : 27,354.74 = 5,756.82 : x
  2. Step 2: Convert to fraction form
    18,238.92/27,354.74 = 5,756.82/x
  3. Step 3: Cross multiply
    18,238.92x = 27,354.74 × 5,756.82
  4. Step 4: Simplify right side
    18,238.92x = 157,476,285.54
  5. Step 5: Solve for x
    x = 157,476,285.54/18,238.92
  6. Step 6: Final answer
    x = 8,634.08

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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.