Home / 30,717.48-46,067.08-13,183.12

Finding the Fourth Proportional to 30,717.48, 46,067.08 and 13,183.12

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Solution

The fourth proportional to 30,717.48, 46,067.08 and 13,183.12 is: 19,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,717.48 : 46,067.08 = 13,183.12 : x
  2. Step 2: Convert to fraction form
    30,717.48/46,067.08 = 13,183.12/x
  3. Step 3: Cross multiply
    30,717.48x = 46,067.08 × 13,183.12
  4. Step 4: Simplify right side
    30,717.48x = 607,307,843.69
  5. Step 5: Solve for x
    x = 607,307,843.69/30,717.48
  6. Step 6: Final answer
    x = 19,770.76

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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.