Home / 19,665.33-27,114.65-16,067.03

Finding the Fourth Proportional to 19,665.33, 27,114.65 and 16,067.03

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Solution

The fourth proportional to 19,665.33, 27,114.65 and 16,067.03 is: 22,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,665.33 : 27,114.65 = 16,067.03 : x
  2. Step 2: Convert to fraction form
    19,665.33/27,114.65 = 16,067.03/x
  3. Step 3: Cross multiply
    19,665.33x = 27,114.65 × 16,067.03
  4. Step 4: Simplify right side
    19,665.33x = 435,651,799.58
  5. Step 5: Solve for x
    x = 435,651,799.58/19,665.33
  6. Step 6: Final answer
    x = 22,153.29

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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.