Home / 14,044.14-19,379.04-8,379.54

Finding the Fourth Proportional to 14,044.14, 19,379.04 and 8,379.54

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Solution

The fourth proportional to 14,044.14, 19,379.04 and 8,379.54 is: 11,562.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.14 : 19,379.04 = 8,379.54 : x
  2. Step 2: Convert to fraction form
    14,044.14/19,379.04 = 8,379.54/x
  3. Step 3: Cross multiply
    14,044.14x = 19,379.04 × 8,379.54
  4. Step 4: Simplify right side
    14,044.14x = 162,387,440.84
  5. Step 5: Solve for x
    x = 162,387,440.84/14,044.14
  6. Step 6: Final answer
    x = 11,562.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.