Home / 14,321.12-19,764.08-8,033.92

Finding the Fourth Proportional to 14,321.12, 19,764.08 and 8,033.92

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Solution

The fourth proportional to 14,321.12, 19,764.08 and 8,033.92 is: 11,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.12 : 19,764.08 = 8,033.92 : x
  2. Step 2: Convert to fraction form
    14,321.12/19,764.08 = 8,033.92/x
  3. Step 3: Cross multiply
    14,321.12x = 19,764.08 × 8,033.92
  4. Step 4: Simplify right side
    14,321.12x = 158,783,037.59
  5. Step 5: Solve for x
    x = 158,783,037.59/14,321.12
  6. Step 6: Final answer
    x = 11,087.33

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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.