Home / 57,216.92-85,844.00-27,638.15

Finding the Fourth Proportional to 57,216.92, 85,844.00 and 27,638.15

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Solution

The fourth proportional to 57,216.92, 85,844.00 and 27,638.15 is: 41,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216.92 : 85,844.00 = 27,638.15 : x
  2. Step 2: Convert to fraction form
    57,216.92/85,844.00 = 27,638.15/x
  3. Step 3: Cross multiply
    57,216.92x = 85,844.00 × 27,638.15
  4. Step 4: Simplify right side
    57,216.92x = 2,372,568,988.48
  5. Step 5: Solve for x
    x = 2,372,568,988.48/57,216.92
  6. Step 6: Final answer
    x = 41,466.22

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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.