Home / 31,556.11-43,546.49-17,216.23

Finding the Fourth Proportional to 31,556.11, 43,546.49 and 17,216.23

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Solution

The fourth proportional to 31,556.11, 43,546.49 and 17,216.23 is: 23,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,556.11 : 43,546.49 = 17,216.23 : x
  2. Step 2: Convert to fraction form
    31,556.11/43,546.49 = 17,216.23/x
  3. Step 3: Cross multiply
    31,556.11x = 43,546.49 × 17,216.23
  4. Step 4: Simplify right side
    31,556.11x = 749,706,387.53
  5. Step 5: Solve for x
    x = 749,706,387.53/31,556.11
  6. Step 6: Final answer
    x = 23,757.88

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1.5x scale

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.