Home / 26,600.96-39,910.44-11,820.08

Finding the Fourth Proportional to 26,600.96, 39,910.44 and 11,820.08

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Solution

The fourth proportional to 26,600.96, 39,910.44 and 11,820.08 is: 17,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.96 : 39,910.44 = 11,820.08 : x
  2. Step 2: Convert to fraction form
    26,600.96/39,910.44 = 11,820.08/x
  3. Step 3: Cross multiply
    26,600.96x = 39,910.44 × 11,820.08
  4. Step 4: Simplify right side
    26,600.96x = 471,744,593.64
  5. Step 5: Solve for x
    x = 471,744,593.64/26,600.96
  6. Step 6: Final answer
    x = 17,734.12

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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.