Home / 26,561.20-39,832.62-11,780.48

Finding the Fourth Proportional to 26,561.20, 39,832.62 and 11,780.48

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Solution

The fourth proportional to 26,561.20, 39,832.62 and 11,780.48 is: 17,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.20 : 39,832.62 = 11,780.48 : x
  2. Step 2: Convert to fraction form
    26,561.20/39,832.62 = 11,780.48/x
  3. Step 3: Cross multiply
    26,561.20x = 39,832.62 × 11,780.48
  4. Step 4: Simplify right side
    26,561.20x = 469,247,383.26
  5. Step 5: Solve for x
    x = 469,247,383.26/26,561.20
  6. Step 6: Final answer
    x = 17,666.65

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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.