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Finding the Fourth Proportional to 17,992.54, 26,963.77 and 9,208.90

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Solution

The fourth proportional to 17,992.54, 26,963.77 and 9,208.90 is: 13,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.54 : 26,963.77 = 9,208.90 : x
  2. Step 2: Convert to fraction form
    17,992.54/26,963.77 = 9,208.90/x
  3. Step 3: Cross multiply
    17,992.54x = 26,963.77 × 9,208.90
  4. Step 4: Simplify right side
    17,992.54x = 248,306,661.55
  5. Step 5: Solve for x
    x = 248,306,661.55/17,992.54
  6. Step 6: Final answer
    x = 13,800.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.