Home / 26,727.20-40,091.52-11,932.64

Finding the Fourth Proportional to 26,727.20, 40,091.52 and 11,932.64

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Solution

The fourth proportional to 26,727.20, 40,091.52 and 11,932.64 is: 17,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.20 : 40,091.52 = 11,932.64 : x
  2. Step 2: Convert to fraction form
    26,727.20/40,091.52 = 11,932.64/x
  3. Step 3: Cross multiply
    26,727.20x = 40,091.52 × 11,932.64
  4. Step 4: Simplify right side
    26,727.20x = 478,397,675.21
  5. Step 5: Solve for x
    x = 478,397,675.21/26,727.20
  6. Step 6: Final answer
    x = 17,899.28

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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.