Home / 16,161.20-24,252.60-7,391.60

Finding the Fourth Proportional to 16,161.20, 24,252.60 and 7,391.60

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Solution

The fourth proportional to 16,161.20, 24,252.60 and 7,391.60 is: 11,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.20 : 24,252.60 = 7,391.60 : x
  2. Step 2: Convert to fraction form
    16,161.20/24,252.60 = 7,391.60/x
  3. Step 3: Cross multiply
    16,161.20x = 24,252.60 × 7,391.60
  4. Step 4: Simplify right side
    16,161.20x = 179,265,518.16
  5. Step 5: Solve for x
    x = 179,265,518.16/16,161.20
  6. Step 6: Final answer
    x = 11,092.34

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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.