Home / 17,026.13-23,481.10-11,919.03

Finding the Fourth Proportional to 17,026.13, 23,481.10 and 11,919.03

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Solution

The fourth proportional to 17,026.13, 23,481.10 and 11,919.03 is: 16,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,026.13 : 23,481.10 = 11,919.03 : x
  2. Step 2: Convert to fraction form
    17,026.13/23,481.10 = 11,919.03/x
  3. Step 3: Cross multiply
    17,026.13x = 23,481.10 × 11,919.03
  4. Step 4: Simplify right side
    17,026.13x = 279,871,758.33
  5. Step 5: Solve for x
    x = 279,871,758.33/17,026.13
  6. Step 6: Final answer
    x = 16,437.78

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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.