Home / 13,757.38-18,985.26-8,092.37

Finding the Fourth Proportional to 13,757.38, 18,985.26 and 8,092.37

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Solution

The fourth proportional to 13,757.38, 18,985.26 and 8,092.37 is: 11,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.38 : 18,985.26 = 8,092.37 : x
  2. Step 2: Convert to fraction form
    13,757.38/18,985.26 = 8,092.37/x
  3. Step 3: Cross multiply
    13,757.38x = 18,985.26 × 8,092.37
  4. Step 4: Simplify right side
    13,757.38x = 153,635,748.47
  5. Step 5: Solve for x
    x = 153,635,748.47/13,757.38
  6. Step 6: Final answer
    x = 11,167.52

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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.