Home / 30,855.65-46,273.89-11,131.64

Finding the Fourth Proportional to 30,855.65, 46,273.89 and 11,131.64

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Solution

The fourth proportional to 30,855.65, 46,273.89 and 11,131.64 is: 16,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.65 : 46,273.89 = 11,131.64 : x
  2. Step 2: Convert to fraction form
    30,855.65/46,273.89 = 11,131.64/x
  3. Step 3: Cross multiply
    30,855.65x = 46,273.89 × 11,131.64
  4. Step 4: Simplify right side
    30,855.65x = 515,104,284.88
  5. Step 5: Solve for x
    x = 515,104,284.88/30,855.65
  6. Step 6: Final answer
    x = 16,694.00

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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.