Home / 31,227.24-46,840.92-12,759.24

Finding the Fourth Proportional to 31,227.24, 46,840.92 and 12,759.24

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Solution

The fourth proportional to 31,227.24, 46,840.92 and 12,759.24 is: 19,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,227.24 : 46,840.92 = 12,759.24 : x
  2. Step 2: Convert to fraction form
    31,227.24/46,840.92 = 12,759.24/x
  3. Step 3: Cross multiply
    31,227.24x = 46,840.92 × 12,759.24
  4. Step 4: Simplify right side
    31,227.24x = 597,654,540.10
  5. Step 5: Solve for x
    x = 597,654,540.10/31,227.24
  6. Step 6: Final answer
    x = 19,138.88

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1.5x scale

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.