Home / 34,855.67-52,260.38-12,666.41

Finding the Fourth Proportional to 34,855.67, 52,260.38 and 12,666.41

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Solution

The fourth proportional to 34,855.67, 52,260.38 and 12,666.41 is: 18,991.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,855.67 : 52,260.38 = 12,666.41 : x
  2. Step 2: Convert to fraction form
    34,855.67/52,260.38 = 12,666.41/x
  3. Step 3: Cross multiply
    34,855.67x = 52,260.38 × 12,666.41
  4. Step 4: Simplify right side
    34,855.67x = 661,951,170.20
  5. Step 5: Solve for x
    x = 661,951,170.20/34,855.67
  6. Step 6: Final answer
    x = 18,991.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.