Home / 14,544.11-20,069.45-8,169.26

Finding the Fourth Proportional to 14,544.11, 20,069.45 and 8,169.26

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Solution

The fourth proportional to 14,544.11, 20,069.45 and 8,169.26 is: 11,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.11 : 20,069.45 = 8,169.26 : x
  2. Step 2: Convert to fraction form
    14,544.11/20,069.45 = 8,169.26/x
  3. Step 3: Cross multiply
    14,544.11x = 20,069.45 × 8,169.26
  4. Step 4: Simplify right side
    14,544.11x = 163,952,546.95
  5. Step 5: Solve for x
    x = 163,952,546.95/14,544.11
  6. Step 6: Final answer
    x = 11,272.78

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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.