Home / 54,216.70-81,324.60-14,773.75

Finding the Fourth Proportional to 54,216.70, 81,324.60 and 14,773.75

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Solution

The fourth proportional to 54,216.70, 81,324.60 and 14,773.75 is: 22,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,216.70 : 81,324.60 = 14,773.75 : x
  2. Step 2: Convert to fraction form
    54,216.70/81,324.60 = 14,773.75/x
  3. Step 3: Cross multiply
    54,216.70x = 81,324.60 × 14,773.75
  4. Step 4: Simplify right side
    54,216.70x = 1,201,469,309.25
  5. Step 5: Solve for x
    x = 1,201,469,309.25/54,216.70
  6. Step 6: Final answer
    x = 22,160.50

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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.