Home / 17,098.11-25,644.60-5,409.81

Finding the Fourth Proportional to 17,098.11, 25,644.60 and 5,409.81

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Solution

The fourth proportional to 17,098.11, 25,644.60 and 5,409.81 is: 8,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.11 : 25,644.60 = 5,409.81 : x
  2. Step 2: Convert to fraction form
    17,098.11/25,644.60 = 5,409.81/x
  3. Step 3: Cross multiply
    17,098.11x = 25,644.60 × 5,409.81
  4. Step 4: Simplify right side
    17,098.11x = 138,732,413.53
  5. Step 5: Solve for x
    x = 138,732,413.53/17,098.11
  6. Step 6: Final answer
    x = 8,113.90

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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.