Home / 16,512.66-22,791.72-10,221.36

Finding the Fourth Proportional to 16,512.66, 22,791.72 and 10,221.36

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Solution

The fourth proportional to 16,512.66, 22,791.72 and 10,221.36 is: 14,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.66 : 22,791.72 = 10,221.36 : x
  2. Step 2: Convert to fraction form
    16,512.66/22,791.72 = 10,221.36/x
  3. Step 3: Cross multiply
    16,512.66x = 22,791.72 × 10,221.36
  4. Step 4: Simplify right side
    16,512.66x = 232,962,375.14
  5. Step 5: Solve for x
    x = 232,962,375.14/16,512.66
  6. Step 6: Final answer
    x = 14,108.11

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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.