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Finding the Fourth Proportional to 17,962.92, 26,949.98 and 9,203.98

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Solution

The fourth proportional to 17,962.92, 26,949.98 and 9,203.98 is: 13,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,962.92 : 26,949.98 = 9,203.98 : x
  2. Step 2: Convert to fraction form
    17,962.92/26,949.98 = 9,203.98/x
  3. Step 3: Cross multiply
    17,962.92x = 26,949.98 × 9,203.98
  4. Step 4: Simplify right side
    17,962.92x = 248,047,076.92
  5. Step 5: Solve for x
    x = 248,047,076.92/17,962.92
  6. Step 6: Final answer
    x = 13,808.84

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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.