Home / 18,083.18-27,126.39-4,935.62

Finding the Fourth Proportional to 18,083.18, 27,126.39 and 4,935.62

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Solution

The fourth proportional to 18,083.18, 27,126.39 and 4,935.62 is: 7,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.18 : 27,126.39 = 4,935.62 : x
  2. Step 2: Convert to fraction form
    18,083.18/27,126.39 = 4,935.62/x
  3. Step 3: Cross multiply
    18,083.18x = 27,126.39 × 4,935.62
  4. Step 4: Simplify right side
    18,083.18x = 133,885,553.01
  5. Step 5: Solve for x
    x = 133,885,553.01/18,083.18
  6. Step 6: Final answer
    x = 7,403.87

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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.