Home / 17,078.07-23,563.92-9,906.87

Finding the Fourth Proportional to 17,078.07, 23,563.92 and 9,906.87

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Solution

The fourth proportional to 17,078.07, 23,563.92 and 9,906.87 is: 13,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.07 : 23,563.92 = 9,906.87 : x
  2. Step 2: Convert to fraction form
    17,078.07/23,563.92 = 9,906.87/x
  3. Step 3: Cross multiply
    17,078.07x = 23,563.92 × 9,906.87
  4. Step 4: Simplify right side
    17,078.07x = 233,444,692.13
  5. Step 5: Solve for x
    x = 233,444,692.13/17,078.07
  6. Step 6: Final answer
    x = 13,669.27

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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.