Home / 26,198.03-39,288.54-11,402.57

Finding the Fourth Proportional to 26,198.03, 39,288.54 and 11,402.57

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Solution

The fourth proportional to 26,198.03, 39,288.54 and 11,402.57 is: 17,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,198.03 : 39,288.54 = 11,402.57 : x
  2. Step 2: Convert to fraction form
    26,198.03/39,288.54 = 11,402.57/x
  3. Step 3: Cross multiply
    26,198.03x = 39,288.54 × 11,402.57
  4. Step 4: Simplify right side
    26,198.03x = 447,990,327.55
  5. Step 5: Solve for x
    x = 447,990,327.55/26,198.03
  6. Step 6: Final answer
    x = 17,100.15

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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.