Home / 14,105.01-19,466.96-8,135.49

Finding the Fourth Proportional to 14,105.01, 19,466.96 and 8,135.49

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Solution

The fourth proportional to 14,105.01, 19,466.96 and 8,135.49 is: 11,228.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.01 : 19,466.96 = 8,135.49 : x
  2. Step 2: Convert to fraction form
    14,105.01/19,466.96 = 8,135.49/x
  3. Step 3: Cross multiply
    14,105.01x = 19,466.96 × 8,135.49
  4. Step 4: Simplify right side
    14,105.01x = 158,373,217.73
  5. Step 5: Solve for x
    x = 158,373,217.73/14,105.01
  6. Step 6: Final answer
    x = 11,228.15

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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.