Home / 18,013.94-27,015.42-6,324.38

Finding the Fourth Proportional to 18,013.94, 27,015.42 and 6,324.38

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Solution

The fourth proportional to 18,013.94, 27,015.42 and 6,324.38 is: 9,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013.94 : 27,015.42 = 6,324.38 : x
  2. Step 2: Convert to fraction form
    18,013.94/27,015.42 = 6,324.38/x
  3. Step 3: Cross multiply
    18,013.94x = 27,015.42 × 6,324.38
  4. Step 4: Simplify right side
    18,013.94x = 170,855,781.94
  5. Step 5: Solve for x
    x = 170,855,781.94/18,013.94
  6. Step 6: Final answer
    x = 9,484.64

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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.