Home / 16,910.92-23,345.22-11,255.08

Finding the Fourth Proportional to 16,910.92, 23,345.22 and 11,255.08

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Solution

The fourth proportional to 16,910.92, 23,345.22 and 11,255.08 is: 15,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.92 : 23,345.22 = 11,255.08 : x
  2. Step 2: Convert to fraction form
    16,910.92/23,345.22 = 11,255.08/x
  3. Step 3: Cross multiply
    16,910.92x = 23,345.22 × 11,255.08
  4. Step 4: Simplify right side
    16,910.92x = 262,752,318.72
  5. Step 5: Solve for x
    x = 262,752,318.72/16,910.92
  6. Step 6: Final answer
    x = 15,537.43

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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.