Home / 26,656.97-36,786.92-14,720.04

Finding the Fourth Proportional to 26,656.97, 36,786.92 and 14,720.04

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Solution

The fourth proportional to 26,656.97, 36,786.92 and 14,720.04 is: 20,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.97 : 36,786.92 = 14,720.04 : x
  2. Step 2: Convert to fraction form
    26,656.97/36,786.92 = 14,720.04/x
  3. Step 3: Cross multiply
    26,656.97x = 36,786.92 × 14,720.04
  4. Step 4: Simplify right side
    26,656.97x = 541,504,860.28
  5. Step 5: Solve for x
    x = 541,504,860.28/26,656.97
  6. Step 6: Final answer
    x = 20,313.82

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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.