Home / 18,022.77-27,035.52-4,874.96

Finding the Fourth Proportional to 18,022.77, 27,035.52 and 4,874.96

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Solution

The fourth proportional to 18,022.77, 27,035.52 and 4,874.96 is: 7,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,022.77 : 27,035.52 = 4,874.96 : x
  2. Step 2: Convert to fraction form
    18,022.77/27,035.52 = 4,874.96/x
  3. Step 3: Cross multiply
    18,022.77x = 27,035.52 × 4,874.96
  4. Step 4: Simplify right side
    18,022.77x = 131,796,943.40
  5. Step 5: Solve for x
    x = 131,796,943.40/18,022.77
  6. Step 6: Final answer
    x = 7,312.80

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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.