Home / 16,218.58-22,383.20-10,169.79

Finding the Fourth Proportional to 16,218.58, 22,383.20 and 10,169.79

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Solution

The fourth proportional to 16,218.58, 22,383.20 and 10,169.79 is: 14,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.58 : 22,383.20 = 10,169.79 : x
  2. Step 2: Convert to fraction form
    16,218.58/22,383.20 = 10,169.79/x
  3. Step 3: Cross multiply
    16,218.58x = 22,383.20 × 10,169.79
  4. Step 4: Simplify right side
    16,218.58x = 227,632,443.53
  5. Step 5: Solve for x
    x = 227,632,443.53/16,218.58
  6. Step 6: Final answer
    x = 14,035.29

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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.