Home / 16,331.75-22,537.98-8,879.91

Finding the Fourth Proportional to 16,331.75, 22,537.98 and 8,879.91

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Solution

The fourth proportional to 16,331.75, 22,537.98 and 8,879.91 is: 12,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.75 : 22,537.98 = 8,879.91 : x
  2. Step 2: Convert to fraction form
    16,331.75/22,537.98 = 8,879.91/x
  3. Step 3: Cross multiply
    16,331.75x = 22,537.98 × 8,879.91
  4. Step 4: Simplify right side
    16,331.75x = 200,135,233.98
  5. Step 5: Solve for x
    x = 200,135,233.98/16,331.75
  6. Step 6: Final answer
    x = 12,254.37

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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.