Home / 11,126.10-16,623.79-10,738.48

Finding the Fourth Proportional to 11,126.10, 16,623.79 and 10,738.48

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Solution

The fourth proportional to 11,126.10, 16,623.79 and 10,738.48 is: 16,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.10 : 16,623.79 = 10,738.48 : x
  2. Step 2: Convert to fraction form
    11,126.10/16,623.79 = 10,738.48/x
  3. Step 3: Cross multiply
    11,126.10x = 16,623.79 × 10,738.48
  4. Step 4: Simplify right side
    11,126.10x = 178,514,236.44
  5. Step 5: Solve for x
    x = 178,514,236.44/11,126.10
  6. Step 6: Final answer
    x = 16,044.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.