Home / 54,321.66-81,504.93-23,911.20

Finding the Fourth Proportional to 54,321.66, 81,504.93 and 23,911.20

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Solution

The fourth proportional to 54,321.66, 81,504.93 and 23,911.20 is: 35,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,321.66 : 81,504.93 = 23,911.20 : x
  2. Step 2: Convert to fraction form
    54,321.66/81,504.93 = 23,911.20/x
  3. Step 3: Cross multiply
    54,321.66x = 81,504.93 × 23,911.20
  4. Step 4: Simplify right side
    54,321.66x = 1,948,880,771.88
  5. Step 5: Solve for x
    x = 1,948,880,771.88/54,321.66
  6. Step 6: Final answer
    x = 35,876.68

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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.