Home / 16,327.80-22,537.44-12,976.56

Finding the Fourth Proportional to 16,327.80, 22,537.44 and 12,976.56

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Solution

The fourth proportional to 16,327.80, 22,537.44 and 12,976.56 is: 17,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,327.80 : 22,537.44 = 12,976.56 : x
  2. Step 2: Convert to fraction form
    16,327.80/22,537.44 = 12,976.56/x
  3. Step 3: Cross multiply
    16,327.80x = 22,537.44 × 12,976.56
  4. Step 4: Simplify right side
    16,327.80x = 292,458,442.41
  5. Step 5: Solve for x
    x = 292,458,442.41/16,327.80
  6. Step 6: Final answer
    x = 17,911.69

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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.