Home / 14,105.14-19,467.13-8,135.62

Finding the Fourth Proportional to 14,105.14, 19,467.13 and 8,135.62

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Solution

The fourth proportional to 14,105.14, 19,467.13 and 8,135.62 is: 11,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.14 : 19,467.13 = 8,135.62 : x
  2. Step 2: Convert to fraction form
    14,105.14/19,467.13 = 8,135.62/x
  3. Step 3: Cross multiply
    14,105.14x = 19,467.13 × 8,135.62
  4. Step 4: Simplify right side
    14,105.14x = 158,377,172.17
  5. Step 5: Solve for x
    x = 158,377,172.17/14,105.14
  6. Step 6: Final answer
    x = 11,228.33

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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.