Home / 31,021.26-42,816.92-17,600.37

Finding the Fourth Proportional to 31,021.26, 42,816.92 and 17,600.37

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Solution

The fourth proportional to 31,021.26, 42,816.92 and 17,600.37 is: 24,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,021.26 : 42,816.92 = 17,600.37 : x
  2. Step 2: Convert to fraction form
    31,021.26/42,816.92 = 17,600.37/x
  3. Step 3: Cross multiply
    31,021.26x = 42,816.92 × 17,600.37
  4. Step 4: Simplify right side
    31,021.26x = 753,593,546.26
  5. Step 5: Solve for x
    x = 753,593,546.26/31,021.26
  6. Step 6: Final answer
    x = 24,292.81

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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.