Home / 30,789.06-46,183.31-9,729.10

Finding the Fourth Proportional to 30,789.06, 46,183.31 and 9,729.10

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Solution

The fourth proportional to 30,789.06, 46,183.31 and 9,729.10 is: 14,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789.06 : 46,183.31 = 9,729.10 : x
  2. Step 2: Convert to fraction form
    30,789.06/46,183.31 = 9,729.10/x
  3. Step 3: Cross multiply
    30,789.06x = 46,183.31 × 9,729.10
  4. Step 4: Simplify right side
    30,789.06x = 449,322,041.32
  5. Step 5: Solve for x
    x = 449,322,041.32/30,789.06
  6. Step 6: Final answer
    x = 14,593.56

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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.