Home / 16,025.94-21,998.09-14,218.02

Finding the Fourth Proportional to 16,025.94, 21,998.09 and 14,218.02

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Solution

The fourth proportional to 16,025.94, 21,998.09 and 14,218.02 is: 19,516.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,025.94 : 21,998.09 = 14,218.02 : x
  2. Step 2: Convert to fraction form
    16,025.94/21,998.09 = 14,218.02/x
  3. Step 3: Cross multiply
    16,025.94x = 21,998.09 × 14,218.02
  4. Step 4: Simplify right side
    16,025.94x = 312,769,212.49
  5. Step 5: Solve for x
    x = 312,769,212.49/16,025.94
  6. Step 6: Final answer
    x = 19,516.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.