Home / 18,316.29-27,455.26-8,462.04

Finding the Fourth Proportional to 18,316.29, 27,455.26 and 8,462.04

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Solution

The fourth proportional to 18,316.29, 27,455.26 and 8,462.04 is: 12,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.29 : 27,455.26 = 8,462.04 : x
  2. Step 2: Convert to fraction form
    18,316.29/27,455.26 = 8,462.04/x
  3. Step 3: Cross multiply
    18,316.29x = 27,455.26 × 8,462.04
  4. Step 4: Simplify right side
    18,316.29x = 232,327,508.33
  5. Step 5: Solve for x
    x = 232,327,508.33/18,316.29
  6. Step 6: Final answer
    x = 12,684.20

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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.