Home / 13,676.57-18,873.37-8,010.62

Finding the Fourth Proportional to 13,676.57, 18,873.37 and 8,010.62

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Solution

The fourth proportional to 13,676.57, 18,873.37 and 8,010.62 is: 11,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676.57 : 18,873.37 = 8,010.62 : x
  2. Step 2: Convert to fraction form
    13,676.57/18,873.37 = 8,010.62/x
  3. Step 3: Cross multiply
    13,676.57x = 18,873.37 × 8,010.62
  4. Step 4: Simplify right side
    13,676.57x = 151,187,395.19
  5. Step 5: Solve for x
    x = 151,187,395.19/13,676.57
  6. Step 6: Final answer
    x = 11,054.48

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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.