Home / 54,605.76-81,912.96-23,433.12

Finding the Fourth Proportional to 54,605.76, 81,912.96 and 23,433.12

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Solution

The fourth proportional to 54,605.76, 81,912.96 and 23,433.12 is: 35,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,605.76 : 81,912.96 = 23,433.12 : x
  2. Step 2: Convert to fraction form
    54,605.76/81,912.96 = 23,433.12/x
  3. Step 3: Cross multiply
    54,605.76x = 81,912.96 × 23,433.12
  4. Step 4: Simplify right side
    54,605.76x = 1,919,476,221.24
  5. Step 5: Solve for x
    x = 1,919,476,221.24/54,605.76
  6. Step 6: Final answer
    x = 35,151.53

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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.