Home / 18,310.05-27,463.05-5,162.94

Finding the Fourth Proportional to 18,310.05, 27,463.05 and 5,162.94

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Solution

The fourth proportional to 18,310.05, 27,463.05 and 5,162.94 is: 7,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.05 : 27,463.05 = 5,162.94 : x
  2. Step 2: Convert to fraction form
    18,310.05/27,463.05 = 5,162.94/x
  3. Step 3: Cross multiply
    18,310.05x = 27,463.05 × 5,162.94
  4. Step 4: Simplify right side
    18,310.05x = 141,790,079.37
  5. Step 5: Solve for x
    x = 141,790,079.37/18,310.05
  6. Step 6: Final answer
    x = 7,743.84

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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.