Home / 17,712.40-26,626.20-16,675.60

Finding the Fourth Proportional to 17,712.40, 26,626.20 and 16,675.60

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Solution

The fourth proportional to 17,712.40, 26,626.20 and 16,675.60 is: 25,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.40 : 26,626.20 = 16,675.60 : x
  2. Step 2: Convert to fraction form
    17,712.40/26,626.20 = 16,675.60/x
  3. Step 3: Cross multiply
    17,712.40x = 26,626.20 × 16,675.60
  4. Step 4: Simplify right side
    17,712.40x = 444,007,860.72
  5. Step 5: Solve for x
    x = 444,007,860.72/17,712.40
  6. Step 6: Final answer
    x = 25,067.63

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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.