Home / 11,879.46-17,834.58-10,159.02

Finding the Fourth Proportional to 11,879.46, 17,834.58 and 10,159.02

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Solution

The fourth proportional to 11,879.46, 17,834.58 and 10,159.02 is: 15,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,879.46 : 17,834.58 = 10,159.02 : x
  2. Step 2: Convert to fraction form
    11,879.46/17,834.58 = 10,159.02/x
  3. Step 3: Cross multiply
    11,879.46x = 17,834.58 × 10,159.02
  4. Step 4: Simplify right side
    11,879.46x = 181,181,854.91
  5. Step 5: Solve for x
    x = 181,181,854.91/11,879.46
  6. Step 6: Final answer
    x = 15,251.69

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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.