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Finding the Fourth Proportional to 52,806.84, 79,222.08 and 17,745.54

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Solution

The fourth proportional to 52,806.84, 79,222.08 and 17,745.54 is: 26,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,806.84 : 79,222.08 = 17,745.54 : x
  2. Step 2: Convert to fraction form
    52,806.84/79,222.08 = 17,745.54/x
  3. Step 3: Cross multiply
    52,806.84x = 79,222.08 × 17,745.54
  4. Step 4: Simplify right side
    52,806.84x = 1,405,838,589.52
  5. Step 5: Solve for x
    x = 1,405,838,589.52/52,806.84
  6. Step 6: Final answer
    x = 26,622.28

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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.