Home / 17,674.97-26,505.96-5,191.79

Finding the Fourth Proportional to 17,674.97, 26,505.96 and 5,191.79

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Solution

The fourth proportional to 17,674.97, 26,505.96 and 5,191.79 is: 7,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.97 : 26,505.96 = 5,191.79 : x
  2. Step 2: Convert to fraction form
    17,674.97/26,505.96 = 5,191.79/x
  3. Step 3: Cross multiply
    17,674.97x = 26,505.96 × 5,191.79
  4. Step 4: Simplify right side
    17,674.97x = 137,613,378.07
  5. Step 5: Solve for x
    x = 137,613,378.07/17,674.97
  6. Step 6: Final answer
    x = 7,785.78

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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.