Home / 16,106.09-24,166.77-7,781.44

Finding the Fourth Proportional to 16,106.09, 24,166.77 and 7,781.44

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Solution

The fourth proportional to 16,106.09, 24,166.77 and 7,781.44 is: 11,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,106.09 : 24,166.77 = 7,781.44 : x
  2. Step 2: Convert to fraction form
    16,106.09/24,166.77 = 7,781.44/x
  3. Step 3: Cross multiply
    16,106.09x = 24,166.77 × 7,781.44
  4. Step 4: Simplify right side
    16,106.09x = 188,052,270.75
  5. Step 5: Solve for x
    x = 188,052,270.75/16,106.09
  6. Step 6: Final answer
    x = 11,675.85

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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.