Home / 19,974.60-30,006.45-16,694.10

Finding the Fourth Proportional to 19,974.60, 30,006.45 and 16,694.10

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Solution

The fourth proportional to 19,974.60, 30,006.45 and 16,694.10 is: 25,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.60 : 30,006.45 = 16,694.10 : x
  2. Step 2: Convert to fraction form
    19,974.60/30,006.45 = 16,694.10/x
  3. Step 3: Cross multiply
    19,974.60x = 30,006.45 × 16,694.10
  4. Step 4: Simplify right side
    19,974.60x = 500,930,676.95
  5. Step 5: Solve for x
    x = 500,930,676.95/19,974.60
  6. Step 6: Final answer
    x = 25,078.38

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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.