Home / 17,288.74-25,936.90-5,603.14

Finding the Fourth Proportional to 17,288.74, 25,936.90 and 5,603.14

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Solution

The fourth proportional to 17,288.74, 25,936.90 and 5,603.14 is: 8,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.74 : 25,936.90 = 5,603.14 : x
  2. Step 2: Convert to fraction form
    17,288.74/25,936.90 = 5,603.14/x
  3. Step 3: Cross multiply
    17,288.74x = 25,936.90 × 5,603.14
  4. Step 4: Simplify right side
    17,288.74x = 145,328,081.87
  5. Step 5: Solve for x
    x = 145,328,081.87/17,288.74
  6. Step 6: Final answer
    x = 8,405.94

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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.