Home / 30,067.36-41,493.33-16,638.58

Finding the Fourth Proportional to 30,067.36, 41,493.33 and 16,638.58

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Solution

The fourth proportional to 30,067.36, 41,493.33 and 16,638.58 is: 22,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067.36 : 41,493.33 = 16,638.58 : x
  2. Step 2: Convert to fraction form
    30,067.36/41,493.33 = 16,638.58/x
  3. Step 3: Cross multiply
    30,067.36x = 41,493.33 × 16,638.58
  4. Step 4: Simplify right side
    30,067.36x = 690,390,090.67
  5. Step 5: Solve for x
    x = 690,390,090.67/30,067.36
  6. Step 6: Final answer
    x = 22,961.45

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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.