Home / 19,786.97-29,673.27-5,743.19

Finding the Fourth Proportional to 19,786.97, 29,673.27 and 5,743.19

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Solution

The fourth proportional to 19,786.97, 29,673.27 and 5,743.19 is: 8,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.97 : 29,673.27 = 5,743.19 : x
  2. Step 2: Convert to fraction form
    19,786.97/29,673.27 = 5,743.19/x
  3. Step 3: Cross multiply
    19,786.97x = 29,673.27 × 5,743.19
  4. Step 4: Simplify right side
    19,786.97x = 170,419,301.71
  5. Step 5: Solve for x
    x = 170,419,301.71/19,786.97
  6. Step 6: Final answer
    x = 8,612.70

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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.