Home / 14,110.08-21,169.52-8,493.90

Finding the Fourth Proportional to 14,110.08, 21,169.52 and 8,493.90

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Solution

The fourth proportional to 14,110.08, 21,169.52 and 8,493.90 is: 12,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.08 : 21,169.52 = 8,493.90 : x
  2. Step 2: Convert to fraction form
    14,110.08/21,169.52 = 8,493.90/x
  3. Step 3: Cross multiply
    14,110.08x = 21,169.52 × 8,493.90
  4. Step 4: Simplify right side
    14,110.08x = 179,811,785.93
  5. Step 5: Solve for x
    x = 179,811,785.93/14,110.08
  6. Step 6: Final answer
    x = 12,743.50

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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.