Home / 54,617.37-81,974.87-27,981.50

Finding the Fourth Proportional to 54,617.37, 81,974.87 and 27,981.50

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Solution

The fourth proportional to 54,617.37, 81,974.87 and 27,981.50 is: 41,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.37 : 81,974.87 = 27,981.50 : x
  2. Step 2: Convert to fraction form
    54,617.37/81,974.87 = 27,981.50/x
  3. Step 3: Cross multiply
    54,617.37x = 81,974.87 × 27,981.50
  4. Step 4: Simplify right side
    54,617.37x = 2,293,779,824.91
  5. Step 5: Solve for x
    x = 2,293,779,824.91/54,617.37
  6. Step 6: Final answer
    x = 41,997.26

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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.