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Finding the Fourth Proportional to 39,361.92, 59,023.44 and 17,165.67

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Solution

The fourth proportional to 39,361.92, 59,023.44 and 17,165.67 is: 25,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.92 : 59,023.44 = 17,165.67 : x
  2. Step 2: Convert to fraction form
    39,361.92/59,023.44 = 17,165.67/x
  3. Step 3: Cross multiply
    39,361.92x = 59,023.44 × 17,165.67
  4. Step 4: Simplify right side
    39,361.92x = 1,013,176,893.30
  5. Step 5: Solve for x
    x = 1,013,176,893.30/39,361.92
  6. Step 6: Final answer
    x = 25,740.03

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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.