Home / 31,288.68-46,889.82-25,456.68

Finding the Fourth Proportional to 31,288.68, 46,889.82 and 25,456.68

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Solution

The fourth proportional to 31,288.68, 46,889.82 and 25,456.68 is: 38,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.68 : 46,889.82 = 25,456.68 : x
  2. Step 2: Convert to fraction form
    31,288.68/46,889.82 = 25,456.68/x
  3. Step 3: Cross multiply
    31,288.68x = 46,889.82 × 25,456.68
  4. Step 4: Simplify right side
    31,288.68x = 1,193,659,143.00
  5. Step 5: Solve for x
    x = 1,193,659,143.00/31,288.68
  6. Step 6: Final answer
    x = 38,149.87

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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.