Home / 16,755.48-23,122.72-9,201.96

Finding the Fourth Proportional to 16,755.48, 23,122.72 and 9,201.96

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Solution

The fourth proportional to 16,755.48, 23,122.72 and 9,201.96 is: 12,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.48 : 23,122.72 = 9,201.96 : x
  2. Step 2: Convert to fraction form
    16,755.48/23,122.72 = 9,201.96/x
  3. Step 3: Cross multiply
    16,755.48x = 23,122.72 × 9,201.96
  4. Step 4: Simplify right side
    16,755.48x = 212,774,408.25
  5. Step 5: Solve for x
    x = 212,774,408.25/16,755.48
  6. Step 6: Final answer
    x = 12,698.80

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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.