Home / 31,880.62-43,895.10-27,090.46

Finding the Fourth Proportional to 31,880.62, 43,895.10 and 27,090.46

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Solution

The fourth proportional to 31,880.62, 43,895.10 and 27,090.46 is: 37,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,880.62 : 43,895.10 = 27,090.46 : x
  2. Step 2: Convert to fraction form
    31,880.62/43,895.10 = 27,090.46/x
  3. Step 3: Cross multiply
    31,880.62x = 43,895.10 × 27,090.46
  4. Step 4: Simplify right side
    31,880.62x = 1,189,138,450.75
  5. Step 5: Solve for x
    x = 1,189,138,450.75/31,880.62
  6. Step 6: Final answer
    x = 37,299.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.