Home / 16,029.59-22,120.79-9,224.37

Finding the Fourth Proportional to 16,029.59, 22,120.79 and 9,224.37

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Solution

The fourth proportional to 16,029.59, 22,120.79 and 9,224.37 is: 12,729.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.59 : 22,120.79 = 9,224.37 : x
  2. Step 2: Convert to fraction form
    16,029.59/22,120.79 = 9,224.37/x
  3. Step 3: Cross multiply
    16,029.59x = 22,120.79 × 9,224.37
  4. Step 4: Simplify right side
    16,029.59x = 204,050,305.53
  5. Step 5: Solve for x
    x = 204,050,305.53/16,029.59
  6. Step 6: Final answer
    x = 12,729.61

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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.