Home / 14,379.66-19,843.38-8,006.58

Finding the Fourth Proportional to 14,379.66, 19,843.38 and 8,006.58

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Solution

The fourth proportional to 14,379.66, 19,843.38 and 8,006.58 is: 11,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.66 : 19,843.38 = 8,006.58 : x
  2. Step 2: Convert to fraction form
    14,379.66/19,843.38 = 8,006.58/x
  3. Step 3: Cross multiply
    14,379.66x = 19,843.38 × 8,006.58
  4. Step 4: Simplify right side
    14,379.66x = 158,877,609.44
  5. Step 5: Solve for x
    x = 158,877,609.44/14,379.66
  6. Step 6: Final answer
    x = 11,048.77

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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.