Home / 30,712.37-46,067.13-12,698.37

Finding the Fourth Proportional to 30,712.37, 46,067.13 and 12,698.37

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Solution

The fourth proportional to 30,712.37, 46,067.13 and 12,698.37 is: 19,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,712.37 : 46,067.13 = 12,698.37 : x
  2. Step 2: Convert to fraction form
    30,712.37/46,067.13 = 12,698.37/x
  3. Step 3: Cross multiply
    30,712.37x = 46,067.13 × 12,698.37
  4. Step 4: Simplify right side
    30,712.37x = 584,977,461.58
  5. Step 5: Solve for x
    x = 584,977,461.58/30,712.37
  6. Step 6: Final answer
    x = 19,046.97

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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.