Home / 11,924.89-17,830.40-10,879.25

Finding the Fourth Proportional to 11,924.89, 17,830.40 and 10,879.25

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Solution

The fourth proportional to 11,924.89, 17,830.40 and 10,879.25 is: 16,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.89 : 17,830.40 = 10,879.25 : x
  2. Step 2: Convert to fraction form
    11,924.89/17,830.40 = 10,879.25/x
  3. Step 3: Cross multiply
    11,924.89x = 17,830.40 × 10,879.25
  4. Step 4: Simplify right side
    11,924.89x = 193,981,235.65
  5. Step 5: Solve for x
    x = 193,981,235.65/11,924.89
  6. Step 6: Final answer
    x = 16,266.92

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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.