Home / 16,198.24-22,362.08-10,920.96

Finding the Fourth Proportional to 16,198.24, 22,362.08 and 10,920.96

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Solution

The fourth proportional to 16,198.24, 22,362.08 and 10,920.96 is: 15,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.24 : 22,362.08 = 10,920.96 : x
  2. Step 2: Convert to fraction form
    16,198.24/22,362.08 = 10,920.96/x
  3. Step 3: Cross multiply
    16,198.24x = 22,362.08 × 10,920.96
  4. Step 4: Simplify right side
    16,198.24x = 244,215,381.20
  5. Step 5: Solve for x
    x = 244,215,381.20/16,198.24
  6. Step 6: Final answer
    x = 15,076.66

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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.