Home / 16,755.38-23,118.30-9,487.59

Finding the Fourth Proportional to 16,755.38, 23,118.30 and 9,487.59

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Solution

The fourth proportional to 16,755.38, 23,118.30 and 9,487.59 is: 13,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.38 : 23,118.30 = 9,487.59 : x
  2. Step 2: Convert to fraction form
    16,755.38/23,118.30 = 9,487.59/x
  3. Step 3: Cross multiply
    16,755.38x = 23,118.30 × 9,487.59
  4. Step 4: Simplify right side
    16,755.38x = 219,337,014.41
  5. Step 5: Solve for x
    x = 219,337,014.41/16,755.38
  6. Step 6: Final answer
    x = 13,090.54

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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.