Home / 18,067.96-27,083.41-6,970.29

Finding the Fourth Proportional to 18,067.96, 27,083.41 and 6,970.29

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Solution

The fourth proportional to 18,067.96, 27,083.41 and 6,970.29 is: 10,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.96 : 27,083.41 = 6,970.29 : x
  2. Step 2: Convert to fraction form
    18,067.96/27,083.41 = 6,970.29/x
  3. Step 3: Cross multiply
    18,067.96x = 27,083.41 × 6,970.29
  4. Step 4: Simplify right side
    18,067.96x = 188,779,086.47
  5. Step 5: Solve for x
    x = 188,779,086.47/18,067.96
  6. Step 6: Final answer
    x = 10,448.28

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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.